Cone

# Cone

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A cone is a basic geometrical shape; see cone (geometry)
Cone (geometry)
A cone is an n-dimensional geometric shape that tapers smoothly from a base to a point called the apex or vertex. Formally, it is the solid figure formed by the locus of all straight line segments that join the apex to the base...

.

Cone may also refer to:

## Mathematics

• Cone (category theory)
Cone (category theory)
In category theory, a branch of mathematics, the cone of a functor is an abstract notion used to define the limit of that functor. Cones make other appearances in category theory as well.-Definition:...

, a family of morphisms resembling a geometric cone
• Cone (formal languages)
Cone (formal languages)
In formal language theory, a cone is a set of formal languages that has some desirable closure properties enjoyed by some well-known sets of languages, in particular by the families of regular languages, context-free languages and the recursive languages...

, an abstract family of languages that contains the languages with a regular grammar
• Cone (geometry)
Cone (geometry)
A cone is an n-dimensional geometric shape that tapers smoothly from a base to a point called the apex or vertex. Formally, it is the solid figure formed by the locus of all straight line segments that join the apex to the base...

, a three-dimensional geometric shape that tapers smoothly from a flat base to a point called the apex
• Cone (linear algebra)
Cone (linear algebra)
In linear algebra, a cone is a subset of a vector space that is closed under multiplication by positive scalars. In other words, a subset C of a real vector space V is a cone if and only if λx belongs to C for any x in C and any positive scalar λ of V .A cone is said...

, a subset of vector space closed under positive scaling
• Cone (topology)
Cone (topology)
In topology, especially algebraic topology, the cone CX of a topological space X is the quotient space:CX = /\,of the product of X with the unit interval I = [0, 1]....

of a set X, namely the union of all line segments connecting a fixed point to points of X
• Conic bundle
Conic bundle
In algebraic geometry, a conic bundle is an algebraic variety that appears as a solution of a Cartesian equation of the formTheoretically, it can be considered as a Severi–Brauer surface, or more precisely as a Châtelet surface. This can be a double covering of a ruled surface...

, an algebraic variety that appears as a solution of a Cartesian equation
• Conic constant
Conic constant
In geometry, the conic constant is a quantity describing conic sections, and is represented by the letter K...

, a quantity describing conic sections, and is represented by the letter K
• Conic section
Conic section
In mathematics, a conic section is a curve obtained by intersecting a cone with a plane. In analytic geometry, a conic may be defined as a plane algebraic curve of degree 2...

, any curve obtained by cutting a conical surface by an arbitrary plane
• Conical combination
Conical combination
Given a finite number of vectors x_1, x_2, \dots, x_n\, in a real vector space, a conical combination or a conical sum of these vectors is a vector of the formwhere the real numbers \alpha_i\, satisfy \alpha_i\ge 0...

, a conical sum of a finite number of vectors
• Conical coordinates
Conical coordinates
Conical coordinates are a three-dimensional orthogonal coordinate system consisting ofconcentric spheres and by two families of perpendicular cones, aligned along the z- and x-axes, respectively.-Basic definitions:...

, a three-dimensional orthogonal coordinate system
• Conical function, functions which can be expressed in terms of Legendre functions of the first and second kind
• Conical surface
Conical surface
In geometry, a conical surface is the unbounded surface formed by the union of all the straight lines that pass through a fixed point — the apex or vertex — and any point of some fixed space curve — the directrix — that does not contain the apex...

, generated by a moving line with one fixed point
• Convex cone
Convex cone
In linear algebra, a convex cone is a subset of a vector space over an ordered field that is closed under linear combinations with positive coefficients.-Definition:...

, a subset C of a vector space V is a convex cone if αx+βy belongs to C, for any positive scalars α, β, and any x, y in C
• Mapping cone
Mapping cone
In mathematics, especially homotopy theory, the mapping cone is a construction C_f of topology, analogous to a quotient space. It is also called the homotopy cofiber, and also notated Cf.-Definition:...

, a construction Cf of topology, analogous to a quotient space
• Mapping cone (homological algebra)
Mapping cone (homological algebra)
In homological algebra, the mapping cone is a construction on a map of chain complexes inspired by the analogous construction in topology. In the theory of triangulated categories it is a kind of combined kernel and cokernel: if the chain complexes take their terms in an abelian category, so that...

of a map of chain complexes
• Monge cone
Monge cone
In the mathematical theory of partial differential equations , the Monge cone is a geometrical object associated with a first-order equation. It is named for Gaspard Monge. In two dimensions, letF = 0\qquad\qquad...

, a geometrical object associated to a first-order equation
• Nilpotent cone, the set of elements that act nilpotently in all representations of a finite-dimensional semisimple Lie algebra
• Projective cone
Projective cone
A projective cone in projective geometry is the union of all lines that intersect a projective subspace R and an arbitrary subset A of some other subspace S, disjoint from R....

, the union of all lines that intersect a projective subspace and an arbitrary subset of some other disjoint subspace

## Engineering and physical science

• Antenna blind cone
Antenna blind cone
In telecommunications, antenna blind cone is the volume of space, usually approximately conical with its vertex at the antenna, that cannot be scanned by an antenna because of limitations of the antenna radiation pattern and mount.Note: An example of an antenna blind cone is that of an Air Route...

, the volume of space that cannot be scanned by an antenna
• Cone algorithm
Cone algorithm
In computational geometry, the cone algorithm identifies surface particles quickly and accurately for three-dimensional clusters composed of discrete particles. It is especially useful for computational surface science and computational nano science. The cone algorithm was first described in a...

identifies surface particles quickly and accurately for three-dimensional clusters composed of discrete particles
• Cone beam reconstruction
Cone beam reconstruction
For microtomography, X-ray scanners typically use two methods for scanning:*Fan beam reconstruction* Cone beam reconstruction.Cone beam reconstruction uses a 2-dimensional approach for obtaining projection data. Instead of utilizing a single row of detectors, as fan beam methods do, a cone beam...

, a method of X-ray scanning in microtomography
• Cone calorimeter
Cone calorimeter
A cone calorimeter is a modern device used to study the fire behavior of small samples of various materials in condensed phase. It is widely used in the field of Fire Safety Engineering...

, a modern device used to study the fire behavior of small samples of various materials in condensed phase
• Cone clutch
Cone clutch
A cone clutch serves the same purpose as a disk or plate clutch. However, instead of mating two spinning disks, the cone clutch uses two conical surfaces to transmit torque by friction....

serves the same purpose as a disk or plate clutch
• Cone of depression
Cone of depression
A cone of depression occurs in an aquifer when groundwater is pumped from a well. In an unconfined aquifer , this is an actual depression of the water levels. In confined aquifers , the cone of depression is a reduction in the pressure head surrounding the pumped well.When a well is pumped, the...

occurs in an aquifer when groundwater is pumped from a well
• Cone penetration test
Cone penetration test
The cone penetration test is an gouda cpt testing method used to determine the geotechnical engineering properties of soils and delineating soil stratigraphy. It was initially developed in the 1950s at the Dutch Laboratory for Soil Mechanics in Delft to investigate soft soils. Based on this...

(CPT), an in situ testing method used to determine the geotechnical engineering properties of soils
• Cone Penetrometer
Cone Penetrometer
The Fall cone test apparatus is an alternative method to the Casagrande Device in measuring the Liquid Limit of a soil sample . It is usually considered to be a more scientific approach because it is based less upon human judgment. In this method, a sample is placed in a 55 mm diameter,...

apparatus, an alternative method to the Casagrande Device in measuring the Liquid Limit of a soil sample
• Conical intersection
Conical intersection
In quantum chemistry, a conical intersection of two potential energy surfaces of the same spatial and spin symmetries is the set of molecular geometry points where the two potential energy surfaces are degenerate . Conical intersections are ubiquitous in both trivial and non-trivial chemical...

of two potential energy surfaces of the same spatial and spin symmetries
• Conical measure
Conical measure
A conical measure is a type of laboratory glassware which consists of a conical cup with a notch on the top to allow for the easy pouring of liquids, and graduated markings on the side to allow easy and accurate measurement of volumes of liquid....

, a type of graduated laboratory glassware with a conical cup and a notch on the top to facilitate pouring of liquids
• Conical mill
Conical mill
A conical mill is a machine used to reduce the size of material in a uniform manner. It is an alternative to the hammermill or other forms of grinding mills....

(or conical screen mill), a machine used to reduce the size of material in a uniform manner
• Conical pendulum
Conical pendulum
A conical pendulum is a weight fixed on the end of a string suspended from a pivot. Its construction is similar to an ordinary pendulum; however, instead of rocking back and forth, the bob of a conical pendulum moves at a constant speed in a circle with the string tracing out a cone...

, a weight (or bob) fixed on the end of a string (or rod) suspended from a pivot
• Conical scanning
Conical scanning
Conical scanning is a system used in early radar units to improve their accuracy, as well as making it easier to steer the antenna properly to point at a target...

, a system used in early radar units to improve their accuracy
• Helical cone beam computed tomography
Helical cone beam computed tomography
Spiral computed tomography is a computed tomography, technology involving movement in a spiral pattern for the purpose of increasing resolution...

, a type of three-dimensional computed tomography
• Hertzian cone
Hertzian cone
A Hertzian cone is the cone of force that propagates through a brittle, amorphous or cryptocrystalline solid material from a point of impact, eventually removing a full or partial cone. An example often occurs when a plate-glass window is struck by a small object, such as an airgun projectile...

, the cone of force that propagates through a brittle, amorphous or cryptocrystalline solid material from a point of impact
• Nose cone
Nose cone
The term nose cone is used to refer to the forwardmost section of a rocket, guided missile or aircraft. The cone is shaped to offer minimum aerodynamic resistance...

, used to refer to the forwardmost section of a rocket, guided missile or aircraft
• Pyrometric cone
Pyrometric cone
Pyrometric cones are pyrometric devices that are used to gauge heatwork during the firing of ceramic materials. The cones, often used in sets of three as shown in the illustration, are positioned in a kiln with the wares to be fired and provide a visual indication of when the wares have reached a...

, pyrometric devices that are used to gauge heatwork during the firing of ceramic materials
• Roller cone bit
Roller cone bit
A roller-cone bit is a drill bit used for drilling through rock, for example when drilling for oil and gas.- Characteristics :The bits are sub divided into different categories depending on soil condition. There are three main categories: soft, medium and hard formation bits. Soft formation rock...

, a drill bit used for drilling through rock, for example when drilling for oil and gas
• Skid cone
Skid cone
In forestry, a skid cone is a hollow steel or plastic cone placed over the sawn end of a log. When skidding logs end-wise, it presents a pointed end that deflects itself past obstacles....

, a hollow steel or plastic cone placed over the sawn end of a log
• Speaker cone
Speaker cone
A speaker cone, loudspeaker cone or diaphram can be manufactured from various materials depending on driver implementation , desired frequency response for each driver, and cost....

, the cone inside a loudspeaker that moves to generate sound
• Spinning cone
Spinning cone
Spinning cone columns are used in a form of steam distillation to gently extract volatile chemicals from liquid foodstuffs while minimising the effect on the taste of the product...

columns are used in a form of steam distillation to gently extract volatile chemicals from liquid foodstuffs

## People

• Bonnie Ethel Cone
Bonnie Ethel Cone
Bonnie Ethel Cone was an American educator best known as the founder of the University of North Carolina at Charlotte.-Early life:...

(1907–2003), an American educator best known as the founder of the University of North Carolina at Charlotte
• Carin Cone
Carin Cone
Carin Alice Cone Vanderbush is an American swimmer, olympic medalist, world record holder, and gold winner from the Pan American Games. She competed at the 1956 Olympic Games in Melbourne, where she received a silver medal in 100 m backstroke, having the same time as Judy Grinham who was judged...

(born 1940), an American swimmer, Olympic medalist, world record holder, and gold medal winner from the Pan American Games
Chadrick Cone was an American football wide receiver for the Georgia Force in the Arena Football League.-High school:...

(born 1983), an American football wide receiver for the Georgia Force in the Arena Football League
• Cone sisters: Claribel Cone (1864–1929) and Etta Cone (1870–1949), collectors and socialites
• David Cone
David Cone
David Brian Cone is a former Major League Baseball pitcher. During a 17-year baseball career, he pitched from 1986-2003 for six different teams. Cone pitched the sixteenth perfect game in baseball history. He also set the MLB record for most years between 20-win seasons. He was a member of five...

(born 1963), a former Major League Baseball pitcher
• Edward T. Cone
Edward T. Cone
Edward Toner Cone was an American composer, music theorist, pianist, and philanthropist.Cone studied composition under Roger Sessions at Princeton University, receiving his bachelor's in 1939...

(1917–2004), an American music theorist and composer
• Fairfax M. Cone
Fairfax M. Cone
Fairfax Mastick Cone or Fax Cone, was an American businessperson, advertising executive and the former director of the American Association of Advertising Agencies.- Early years :...

(1903–1977), former director of the American Association of Advertising Agencies
• Fred Cone (baseball)
Fred Cone (baseball)
Joseph Frederick Cone was a Major League Baseball player for the 1871 Boston Red Stockings.-Sources:...

(1848–1909), pioneer professional baseball player
• Fred Cone (running back) (born 1926), former professional American football running back
• Fred P. Cone
Fred P. Cone
Frederick Preston Cone was the 27th Governor of Florida.He was born in Benton, Florida in Columbia County. In 1892, he was admitted to the Florida bar and began practicing in Lake City, Florida. He served in the Florida Senate from 1907 to 1913, serving as the senate president in 1911. He became...

(1871–1948), the twenty-seventh governor of Florida (Frederick Preston)
• Jason McCaslin
Jason McCaslin
Jason Paul "Cone" McCaslin is a Canadian musician. He is the bass guitarist and backing vocalist of punk rock band Sum 41. He joined the band in November 1998. Sum 41 was signed by Island Records about a year after he joined...

, nicknamed Cone, bassist for the Canadian band Sum 41
• James Hal Cone
James Hal Cone
James Hal Cone is an advocate of Black liberation theology, a theology grounded in the experience of African Americans, and related to other Christian liberation theologies. In 1969, his book Black Theology and Black Power provided a new way to articulate the distinctiveness of theology in the...

(born 1938), an advocate of Black liberation theology
• John Cone
John Cone
John Cone is an American professional wrestling referee currently working for WWE.-Career:Cone started refereeing independent wrestling matches in August 1995. He worked for Harley Race World League Wrestling from 1999 to 2006 and got his big break when a WWE official attended a match he refereed....

, an American professional wrestling referee
• John J. Cone
John J. Cone
John J. Cone was the fourth Supreme Knight of the Knights of Columbus from 1898 to 1899 and Fire Commissioner of Jersey City, New Jersey.Cone was a founding member of Jersey City Council #137 of the Knights of Columbus on November 3, 1895...

, the fourth Supreme Knight of the Knights of Columbus from 1898 to 1899
• Mac Cone
Mac Cone
Mac Cone is a Canadian show jumper.At the 2008 Summer Olympics in Beijing, Cone won the silver medal as part of the Canadian team in team jumping, together with Jill Henselwood, Eric Lamaze, and Ian Millar....

(born 1952), a Canadian show jumper
• Martin Cone
Martin Cone
Martin Cone was a Catholic priest in the United States and served as the 6th president of St. Ambrose College in Davenport, Iowa from 1930-1937.-Biography:...

, the 6th president of St. Ambrose College from 1930–1937
• Marvin Cone
Marvin Cone
Marvin Dorwart Cone was an American painter in the regionalist style.He was born in Cedar Rapids, Iowa and lived there most of his life. He graduated from Washington High School in 1910. Cone attended college and traveled to Paris with his contemporary and high-school friend, Grant Wood...

(1891–1965), an American painter
• Moses H. Cone
Moses H. Cone
Moses Herman Cone was an American textile entrepreneur, conservationist, and philanthropist of the Gilded Age who was active in the southern United States...

(1857–1908), an American textile entrepreneur, conservationist, and philanthropist
• Reuben Cone
Reuben Cone
Judge Reuben Cone was an important pioneer and landowner in Atlanta, Georgia.He was an early pioneer in DeKalb County, Georgia where he married Lucinda Shumate and served on an education committee in 1823.. He began serving as a justice of the inferior court there in February 1825...

(1788–1851), an important pioneer and landowner in Atlanta, Georgia
• Robert W. Cone
Robert W. Cone
Robert William Cone is a United States Army four-star general and is currently the Commanding General of U.S. Army Training and Doctrine Command. He assumed command of TRADOC on 29 April 2011...

, a major general in the United States Army, and Special Assistant to the Commanding General of TRADOC
• Sara Cone Bryant
Sara Cone Bryant
Sara Cone Bryant was the author of various children's book in the early 20th century, including*How to Tell Stories To Children*Stories to tell the littlest ones*Epaminondas and His Auntie*I am an American...

(born 1873), the author of various children's book in the early 20th century
• Spencer Cone Jones
Spencer Cone Jones
Spencer Cone Jones , was the President of the Maryland State Senate, Mayor of Rockville, Maryland and Maryland State Treasurer. Spencer Cone Jones was the son of Reverend Joseph H. Jones , a Baptist minister, and Elizabeth Jones,. He attended Rockville Academy, Frederick County public schools...

(1836–1915), the President of the Maryland State Senate, Mayor of Rockville, Maryland
• Spencer Houghton Cone
Spencer Houghton Cone
Spencer Houghton Cone was born in Princeton, New Jersey, April 13, 1785. He entered Princeton University at the age of twelve, but two years later, because of his father’s illness, left his studies. At sixteen he was master in a school at Burlington. He then moved to Philadelphia...

(born 1785), US Baptist minister and president of the American and Foreign Bible Society
• Tim Cone
Tim Cone
Earl Timothy Cone, better known as Tim Cone, is an American head coach of B-Meg Llamados in the Philippine Basketball Association. He is known for leading the Aces to 13 PBA titles in its franchise history while leading the 1996 Milkmen to a rare PBA Grandslam. He also once coached the Philippine...

## Music, film, literature and art

• Cone Five
Cone Five
Cone Five was an indie noise-pop band from Winnipeg, Manitoba, active from 1999 to 2006. The band began as a recording project spearheaded by Matt McLennan, Galaxy Jenny, Sean Pauls and Ryan McVeigh...

, an indie noise-pop band from Winnipeg, Manitoba, active from 1999 to 2006
• Cone of Silence (1960 film)
Cone of Silence (1960 film)
Cone of Silence is a film about the investigation into a series of crashes involving the fictional "Atlas Aviation Phoenix" jetliner. In the United States, the film was released under the title Trouble in the Sky...

, a 1960 film about the investigation into a series of jetliner crashes
• Cone of Silence
Cone of Silence
The Cone of Silence is one of many recurring joke devices from Get Smart, an American comedy television series of the 1960s about an inept spy....

, an experimental music group located in Phoenix, Arizona
• Honey Cone
Honey Cone
Honey Cone was an American R&B and soul all girl vocal group, who are best remembered for their Billboard #1 hit single, "Want Ads". They were the premier female group for Hot Wax Records, operated by Holland–Dozier–Holland after they had departed from Motown Records.-Career:Honey Cone comprised...

, an American R&B and soul singing girl group who was most famous for the #1 hit "Want Ads"
• Orton Cone Box Show
Orton Cone Box Show
The Orton Cone Box Show is a biennial ceramic art exhibition for small work that started in Indiana, United States and is now held in Kansas, United States. It is open to submissions from across the world. The show's title is taken from the constraint on submissions, which must fit within the box...

, a biennial international ceramic art exhibition for small work
• Pine Cone (Fabergé egg)
Pine Cone (Fabergé egg)
The Pine Cone egg is a jewelled enameled Easter egg made under the supervision of the Russian jeweller Peter Carl Fabergé in 1900. The egg was made for Alexander Kelch, who presented it to his wife, Barbara Kelch-Bazanova.-Craftmanship:...

, a jewelled enameled Easter egg made under the supervision of the Russian jeweller Peter Carl Fabergé in 1900
• Southern cone music
Southern cone music
Southern Cone music, includes the music of Argentina, Uruguay and Chile. It comes in many varieties. From the Argentine tango, to the Electro music, from the cuarteto to Rock...

, includes the music of Argentina, Uruguay and Chile
• Stamford Cone
Stamford Cone
The Stamford Cone is a 14 metre high structural artwork in the shape of a cone built as a landmark feature for the headquarters building of the Swiss Banking Corporation in Stamford, Connecticut. The structure, which entirely consists of stained glass by British artist Brian Clarke, was designed by...

, a 14-metre-high cone built as a landmark feature for the Swiss Banking Corporation HQ in Stamford, Connecticut
• The Cone Gatherers
The Cone Gatherers
The Cone Gatherers is a novel by the Scottish writer Robin Jenkins, first published in 1955.The background to the novel comes from Jenkins' own wartime experience as a conscientious objector doing forestry work....

, a novel by the Scottish writer Robin Jenkins, first published in 1955
• The Golden Pine Cone
The Golden Pine Cone
The Golden Pine Cone is a classic novel by Canadian author Catherine Anthony Clark. It's about Bren and Lucy, who find a golden pine cone in the woods and go to the spirit world in order to give it to its rightful owner, Tekontha, ruling spirit of British Columbia, where it takes place.The Golden...

, a classic novel by Canadian author Catherine Anthony Clark

• Cone Mills Corporation
Cone Mills Corporation
Cone Mills Corporation was a world leader in textile manufacturing of corduroy, flannel, denim and other cotton fabrics for most of the 20th century. The company was based in Greensboro, North Carolina and its mills were mostly in North and South Carolina...

, a world leader in textile manufacturing of corduroy, flannel, denim and other cotton fabrics for most of the 20th century

## Computing

• Cone (software)
Cone (software)
Cone is a text-based e-mail client and news client for Unix-like operating systems. It is developed by the Courier Mail Server developers. Its name stands for "console newsreader and emailer"....

, a text-based e-mail and news client for Unix-like operating systems
• Cone tracing
Cone tracing
Cone tracing is a derivative of the ray tracing algorithm that replaces rays, which have no thickness, with cones. Cone tracing is related to beam tracing, but uses circular rather than polygonal cross sections....

, a derivative of the ray-tracing algorithm that replaces rays, which have no thickness, with cones
• Second-order cone programming, a library of routines that implements a predictor corrector variant of the semidefinite programming algorithm

## Biology

• Cone cell
Cone cell
Cone cells, or cones, are photoreceptor cells in the retina of the eye that are responsible for color vision; they function best in relatively bright light, as opposed to rod cells that work better in dim light. If the retina is exposed to an intense visual stimulus, a negative afterimage will be...

, in anatomy, a type of light-sensitive cell found along with rods in the retina of the eye
• Cone dystrophy
Cone dystrophy
A cone dystrophy is an inherited ocular disorder characterized by the loss of cone cells, the photoreceptors responsible for both central and color vision....

, an inherited ocular disorder characterized by the loss of cone cells
• Cone snail
Cone snail
Conidae is a taxonomic family of minute to quite large sea snails, marine gastropod molluscs in the superfamily Conoidea.The snails within this family are sophisticated predatory animals...

, a carnivorous mollusc of the family Conidae
• Cone-billed Tanager
Cone-billed Tanager
The Cone-billed Tanager is a species of bird in the Thraupidae family.It is endemic to Brazil.It was described on the basis of a single male specimen collected in Mato Grosso, Brazil, in 1938...

(Conothraupis mesoleuca), a species of bird in the Thraupidae family
• Conifer cone
Conifer cone
A cone is an organ on plants in the division Pinophyta that contains the reproductive structures. The familiar woody cone is the female cone, which produces seeds. The male cones, which produce pollen, are usually herbaceous and much less conspicuous even at full maturity...

, a seed-bearing organ on conifer plants
• Growth cone
Growth cone
A growth cone is a dynamic, actin-supported extension of a developing axon seeking its synaptic target. Their existence was originally proposed by Spanish histologist Santiago Ramón y Cajal based upon stationary images he observed under the microscope...

, a dynamic, actin-supported extension of a developing axon seeking its synaptic target
• Witch-hazel cone gall aphid (Hormaphis hamamelidis), a minuscule insect, a member of the aphid superfamily

## Astronomy

• Cone Nebula
Cone Nebula
The Cone Nebula is an H II region in the constellation of Monoceros. It was discovered by William Herschel on December 26, 1785, at which time he designated it H V.27. The nebula is located about 800 parsecs or 2,600 light-years away from Earth. The Cone Nebula forms part of the nebulosity...

(also known as NGC 2264), an H II region in the constellation of Monoceros
• Ionization cone
Ionization cone
Ionisation cones are cones of material extending out from spiral galaxies. They are visible because of their emissions which are believed to be from re-emission of photons produced by nuclear activity within the galaxy itself....

, cones of material extending out from spiral galaxies

## Geography

• Cinder cone
Cinder cone
According to the , Cinder Cone is the proper name of 1 cinder cone in Canada and 7 cinder cones in the United States:In Canada: Cinder Cone In the United States:...

, a steep conical hill of volcanic fragments around and downwind from a volcanic vent
• Dirt cone
Dirt cone
thumb|right|250px|Dirt cones near [[Gorsajökull]], [[Sweden]]A dirt cone is a feature of a glacier or snow patch, in which dirt or debris has fallen onto ice, firn or snow. This debris forms a coating which, when thick enough, insulates the underlying ice or snow...

, a feature of a glacier or snow patch, in which dirt forms a coating insulating the ice below
• Parasitic cone (or satellite cone) is a geographical feature found around a volcano
• Shatter cone
Shatter cone
Shatter cones are rare geological features that are only known to form in the bedrock beneath meteorite impact craters or underground nuclear explosions...

, rare geological feature in the bedrock beneath meteorite impact craters or underground nuclear explosions
• Volcanic cone
Volcanic cone
Volcanic cones are among the simplest volcanic formations. They are built by ejecta from a volcanic vent, piling up around the vent in the shape of a cone with a central crater. Volcanic cones are of different types, depending upon the nature and size of the fragments ejected during the eruption...

, among the simplest volcanic formations in the world

### Mapping

• Lambert conformal conic projection
Lambert conformal conic projection
A Lambert conformal conic projection is a conic map projection, which is often used for aeronautical charts. In essence, the projection superimposes a cone over the sphere of the Earth, with two reference parallels secant to the globe and intersecting it. This minimizes distortion from projecting...

(LCC) is a conic map projection, which is often used for aeronautical charts

### Places

• Big Cone
Big Cone
Big Cone is a geyser in the West Thumb Geyser Basin of Yellowstone National Park in the United States.Big Cone is a wide sinter cone that rises from Yellowstone Lake about from the shoreline. The vent of the cone is wide. At times of increased water level in the lake, the cone may be submerged...

, a geyser in the West Thumb Geyser Basin of Yellowstone National Park in the USA
• Cone, Texas
Cone, Texas
Cone is an unincorporated community in Crosby County, Texas, United States. It lies on U.S. Route 62, thirty-four miles northeast of Lubbock, and has an estimated population of 70. It is part of the Lubbock Metropolitan Statistical Area.-History:...

, an unincorporated community in Crosby County, Texas, United States
• Cone Islet
Cone Islet
Cone Islet is a small granite island, with an area of 4.82 ha, in south-eastern Australia. It is part of Tasmania’s Curtis Group, lying in northern Bass Strait between the Furneaux Group and Wilsons Promontory in Victoria.-Fauna:...

, a small granite island in south-eastern Australia
• Fishing Cone
Fishing Cone
Fishing Cone is a geyser in the West Thumb Geyser Basin of Yellowstone National Park in the United States.In the earlier part of the 20th century, this cone had eruptions as high as 40 feet...

, a geyser in the West Thumb Geyser Basin of Yellowstone National Park in the USA
• Niles Cone
Niles Cone
The Niles Cone is a groundwater basin in Alameda County, California, USA which is the source of drinking water for a sizeable human urban population in the East Bay. The land area corresponding to this groundwater basin is approximately 103 square miles; the Niles Cone Basin is bounded on the...

, a groundwater basin in Alameda County, California, USA
• Pink Cone Geyser
Pink Cone Geyser
Pink Cone Geyser is a cone-type geyser in the Lower Geyser Basin of Yellowstone National Park in the United States. It is part of the Pink Cone Group. Other geysers in this groups include Bead Geyser, Box Spring, Dilemma Geyser, Labial Geyser, Narcissus Geyser, and Pink Geyser.Eruptions last 1.5 to...

, a geyser in the Lower Geyser Basin of Yellowstone National Park in the USA
• Southern Cone
Southern Cone
Southern Cone is a geographic region composed of the southernmost areas of South America, south of the Tropic of Capricorn. Although geographically this includes part of Southern and Southeast of Brazil, in terms of political geography the Southern cone has traditionally comprised Argentina,...

, a geographic region composed of the southernmost areas of South America, south of the Tropic of Capricorn
• Southern Cone Mesopotamian savanna
Southern Cone Mesopotamian savanna
The Southern Cone Mesopotamian savanna, also known as the Argentine Mesopotamian grasslands, is a flooded grassland ecoregion of Argentina.-Setting:...

(Argentine Mesopotamian grasslands), a flooded grassland ecoregion of Argentina
• Treble Cone
Treble Cone
Treble Cone is a commercial skifield near Wanaka, New Zealand.Treble Cone boasts the longest vertical rise in the Southern Lakes and spectacular views over Lake Wanaka and Mount Aspiring/Tititea...

, a commercial skifield near Wanaka, New Zealand

#### Buildings

• Red House Cone
Red House Cone
The Red House Cone is located in Wordsley in the West Midlands, adjacent to the Stourbridge Canal bridge on the A491 High Street. It is a high conical brick structure with a diameter of , used for the production of glass. It was used by the Stuart Crystal firm till 1936, when the company moved to...

in Wordsley: a 27 m high conical brick structure, diameter 18 m, used for the production of glass

#### Mountains and volcanic formations

• Alcyone Cone
Alcyone Cone
Alcyone Cone is an extinct volcanic cone near the center of The Pleiades, at the west side of the head of Mariner Glacier in Victoria Land, Antarctica. Named by a Victoria University of Wellington Antarctic Expedition field party to Evans Neve, 1971–72, after Alcyone, the brightest star in...

, an extinct volcanic cone west of the head of Mariner Glacier in Victoria Land
• Anchor Cone
Anchor Cone
Anchor Cone is a mountain in western British Columbia, Canada, located on the south side of Lowe Inlet, Grenville Channel, and southwest of Kitimat. It lies in the Countess of Dufferin Range, a subrange of the Kitimat Ranges which in turn form part of the Coast Mountains....

, a mountain in western British Columbia, Canada on the south side of Lowe Inlet, Grenville Channel
• Cinder Cone (British Columbia)
Cinder Cone (British Columbia)
Cinder Cone is a cinder cone with a small crater on the west side of the Helm Glacier in Garibaldi Provincial Park. Cinder Cone is surrounded by cinder flats and its crater is filled with melt water during the summer. Cinder Cone gets eroded easily by melt water during the spring, washing the...

, a cinder cone with a small crater on the west side of the Helm Glacier in Garibaldi Provincial Park
• Cinder Cone and the Fantastic Lava Beds
Cinder Cone and the Fantastic Lava Beds
Cinder Cone is a cinder cone volcano in Lassen Volcanic National Park . Within the park it is located about northeast of Lassen Peak and provides an excellent view of Brokeoff Mountain, Lassen Peak, and Chaos Crags.The cone was built to a height of above the surrounding area and spread ash over...

, a cinder cone volcano in Lassen Volcanic National Park, Northern California in the USA
• Cinder Cone National Natural Landmark
Cinder Cone National Natural Landmark
The Cinder Cone National Natural Landmark is located in the Mojave National Preserve in southeastern California in the United States. The landmark is located mostly south of Interstate 15 and the small community of Halloran Springs. The cinder cones were formed when lava erupted...

, in the Mojave National Preserve in southeastern California in the USA
• Cone Glacier Volcano
Cone Glacier Volcano
Cone Glacier Volcano is a cinder cone in the Boundary Ranges of the Coast Mountains in northwestern British Columbia, Canada. It is part of the Iskut-Unuk River Cones group and last erupted during the Holocene period...

, a cinder cone in the Boundary Ranges of the Coast Mountains in northwestern British Columbia, Canada
• Conical Range
Conical Range
The Conical Range is a small mountain range in southwestern British Columbia, Canada, located between Seymour Inlet and Belize Inlet. It has an area of 13 km2 and is a subrange of the Pacific Ranges which in turn form part of the Coast Mountains....

, a small mountain range in southwestern British Columbia, Canada, between Seymour Inlet and Belize Inlet
• Cracker Creek Cone
Cracker Creek Cone
Cracker Creek Cone is a small cinder cone in northwestern British Columbia. A large lava flow that partly filled Ruby Creek may have originated from this cone. The lower west side of the cone appears to be partly covered by glacial till suggesting that the cone is older than the most recent glacial...

, a small cinder cone in northwestern British Columbia
• Dardanelles Cone
Dardanelles Cone
Dardanelles Cone is a mountain peak in the Carson-Iceberg Wilderness on the Stanislaus National Forest. It lies near Sonora Pass in the Sierra Nevada of California. It is between State Route 4 and State Route 108....

, a mountain peak in the Carson-Iceberg Wilderness of the Stanislaus National Forest in the Sierra Nevada, California
• Dragon Cone
Dragon Cone
Dragon Cone is a monogenetic cinder cone located in Wells Gray Provincial Park in east-central British Columbia. It is the source of a long lava flow, called Dragon's Tongue. This lava covered the floor of narrow Falls Creek Valley and terminated at the Clearwater River, damming it to a height of ...

, a monogenetic cinder cone in Wells Gray Provincial Park, British Columbia
• Eve Cone
Eve Cone
Eve Cone is a well-preserved black cinder cone on the Big Raven Plateau, British Columbia, Canada. It is one of the 30 cinder cones on the flanks of the massive shield volcano of Mount Edziza that formed in the year 700, making it one of the most recent eruptions on the Big Raven Plateau and in...

, a well-preserved black cinder cone on the Big Raven Plateau, British Columbia, Canada
• Flourmill Cone
Flourmill Cone
The Flourmill Volcanoes, also known as The Flourmills, are a small volcano range near the west boundary of Wells Gray Provincial Park in east-central British Columbia, Canada...

, a cinder cone in Wells Gray Provincial Park in British Columbia, Canada
• Gabrielse Cone
Gabrielse Cone
Gabrielse Cone is a remarkably fresh, clearly postglacial monogenetic cinder cone, located in the Tuya Volcanic Field in British Columbia, Canada. It is about in diameter and has a central crater about deep. It is Holocene in age and to its northeast appears to be breached with the remnants of a...

, a monogenetic cinder cone in the Tuya Volcanic Field in British Columbia, Canada
• Icefall Cone
Icefall Cone
Icefall Cone is a cinder cone in northern British Columbia, Canada. It is thought to have last erupted during the Holocene period and forms part of the Mount Edziza volcanic complex.-See also:*List of volcanoes in Canada...

, a cinder cone in northern British Columbia, Canada
• Iskut Canyon Cone
Iskut Canyon Cone
Iskut Canyon Cone, also known as Iskut River Cone, is a cinder cone of the Iskut-Unuk River Cones group in northwestern British Columbia, Canada, located on the steep southern flank of the Iskut valley near its junction with Forrest Kerr Creek...

, a cinder cone of the Iskut-Unuk River Cones group in northwestern British Columbia, Canada
• Kana Cone
Kana Cone
Kana Cone is a red nested cinder cone in northern British Columbia, Canada, located northeast of Eve Cone in Mount Edziza Provincial Park.-See also:*List of volcanoes in Canada*List of Northern Cordilleran volcanoes*Volcanism of Canada...

, a red nested cinder cone in northern British Columbia, Canada northeast of Eve Cone in Mount Edziza Provincial Park
• Kena Cone
Kena Cone
Kena Cone is a cinder cone in northwestern British Columbia, Canada, located in the Snowshoe Lava Field of Mount Edziza Provincial Park. It last erupted during the Holocene epoch.-See also:*List of volcanoes in Canada*List of Northern Cordilleran volcanoes...

, a cinder cone in northwestern British Columbia, Canada in the Snowshoe Lava Field of Mount Edziza Provincial Park
• Klastline Cone
Klastline Cone
Klastline Cone is a cinder cone in northwestern British Columbia, Canada, located near Mount Edziza in Mount Edziza Provincial Park. It last erupted during the Pleistocene epoch.-See also:*List of volcanoes in Canada*List of Northern Cordilleran volcanoes...

, a cinder cone in northwestern British Columbia, Canada near Mount Edziza in Mount Edziza Provincial Park
• Kostal Cone
Kostal Cone
Kostal Cone, also called Kostal Volcano, is a young cinder cone in Wells Gray Provincial Park in east-central British Columbia, Canada. It rises from the northeast shore of Kostal Lake in the Cariboo Mountains...

, a young cinder cone in southeastern British Columbia, Canada at the eastern end of Kostal Lake in the Shuswap Highland
• Lone Cone
Lone Cone
Lone Cone is a mountain located north of Tofino and northwest of Mount Colnett on the western peninsula of Meares Island, British Columbia, Canada. The mountain has always been a noticeable landmark to all inhabitants with its looming presence on the north end of Meares Island...

, an extinct cinder cone on the western peninsula of Meares Island, British Columbia, Canada
• Machmel River Cone
Machmel River Cone
Machmell River Cone is a cinder cone in the Silverthrone Caldera complex in the Pacific Ranges section of the Coast Mountains in British Columbia, Canada...

, a cinder cone in the Pacific Ranges section of the Coast Mountains in British Columbia, Canada
• Mess Lake Cone
Mess Lake Cone
Mess Lake Cone is a cinder cone in northwestern British Columbia, Canada. It is polygenetic in nature, having erupted more than once throughout its eruptive history. Mess Lake Cone is one of the volcanoes that produced young basaltic lava flows in the central portion of the Mount Edziza volcanic...

, a cinder cone in northwestern British Columbia, Canada
• Moraine Cone
Moraine Cone
Moraine Cone is a cinder cone in northern British Columbia, Canada. It is thought to have last erupted in the Holocene period and is part of the Mount Edziza volcanic complex.-See also:*List of volcanoes in Canada*List of Northern Cordilleran volcanoes...

, a cinder cone in northern British Columbia, Canada
• Nahta Cone
Nahta Cone
Nahta Cone is a cinder cone in northern British Columbia, Canada, located southwest of Tatogga, north of Wetalth Ridge and south of Telegraph Creek...

, a cinder cone in northern British Columbia, Canada
• Nazko Cone
Nazko Cone
Nazko Cone is a small potentially active basaltic cinder cone in central British Columbia, Canada, located 75 km west of Quesnel and 150 kilometers southwest of Prince George. It is considered the easternmost volcano in the Anahim Volcanic Belt. The small tree-covered cone rises 120 m above...

, a small potentially active basaltic cinder cone in central British Columbia, Canada
• Opal Cone
Opal Cone
Opal Cone is a cinder cone located on the southeast flank of Mount Garibaldi in the Coast Mountains of British Columbia, Canada. It is the source of a 15 km long broad dacite lava flow with prominent wrinkled ridges...

, a cinder cone located on the southeast flank of Mount Garibaldi in the Coast Mountains of British Columbia, Canada
• Pointed Stick Cone
Pointed Stick Cone

, a cinder cone in east-central British Columbia, Canada in Wells Gray Provincial Park
• Ridge Cone
Ridge Cone
Ridge Cone is a cinder cone in northern British Columbia, Canada. It is thought to have last erupted in the Holocene period and is part of the Mount Edziza volcanic complex.-See also:*List of volcanoes in Canada*List of Northern Cordilleran volcanoes...

, a cinder cone in northern British Columbia, Canada
• Seconed Canyon Cone
Seconed Canyon Cone
Seconed Canyon Cone, also called Canyon Creek Cone is a cinder cone in the Boundary Ranges of the Coast Mountains in northwestern British Columbia, Canada...

, a cinder cone in the Boundary Ranges of the Coast Mountains in northwestern British Columbia, Canada
• Ship Cone
Ship Cone
Ship Cone is a conical peak 1 mile south of Townrow Peak on the Tilman Ridge in Allan Hills, Oates Land. Reconnoitered by the New Zealand Antarctic Research Program Allan Hills Expedition, 1964, who gave the name after a similarly shaped peak in the Hokonui Hills, New Zealand....

, a conical peak 1 mile (1.6 km) south of Townrow Peak on the Tilman Ridge in Allan Hills, Victoria Land
• Sidas Cone
Sidas Cone
Sidas Cone is one of the cinder cones located north on the Mount Edziza plateau in British Columbia, Canada. Sidas Cone is visible from almost anywhere around the plateau.-See also:* Northern Cordilleran Volcanic Province* Volcanism of Canada...

, one of the cinder cones located north on the Mount Edziza plateau in British Columbia, Canada
• Sleet Cone
Sleet Cone
Sleet Cone is a cinder cone in northern British Columbia, Canada. It lies in the Desolation Lava Field and is thought to have last erupted in the Holocene period and is part of the Mount Edziza volcanic complex.-See also:*List of volcanoes in Canada...

, a cinder cone in northern British Columbia, Canada
• Snippaker Creek Cone
Snippaker Creek Cone
Snippaker Creek Cone is a cinder cone of the Iskut-Unuk River Cones group in northwestern British Columbia, Canada, located near the western flank of Cinder Mountain. It last erupted during the Holocene epoch.-See also:*List of volcanoes in Canada...

, a cinder cone of the Iskut-Unuk River Cones group in northwestern British Columbia, Canada
• Storm Cone
Storm Cone
Storm Cone is a cinder cone in northern British Columbia, Canada. It is thought to have last erupted in the Holocene period and lies on the Desolation lava field which is part of the Mount Edziza volcanic complex.-See also:*List of volcanoes in Canada...

, a cinder cone in northern British Columbia, Canada
• Triplex Cone
Triplex Cone
Triplex Cone is a cinder cone in northern British Columbia, Canada. It is thought to have last erupted in the Holocene period.-See also:*List of volcanoes in Canada*List of Northern Cordilleran volcanoes*Volcanism of Canada*Volcanism of Western Canada...

, a cinder cone in northern British Columbia, Canada
• Tseax Cone
Tseax Cone
The Tseax Cone , also called the Tseax River Cone or alternately the Aiyansh Volcano, is a young cinder cone and adjacent lava flows associated with the Nass Ranges and the Northern Cordilleran Volcanic Province...

, also called the Tseax River Cone or the Aiyansh Volcano
• Twin Cone
Twin Cone
Twin Cone is a cinder cone in northern British Columbia, Canada. It is thought to have last erupted in the Holocene period.-See also:*List of volcanoes in Canada*List of Northern Cordilleran volcanoes*Volcanism of Canada*Volcanism of Western Canada...

, a cinder cone in northern British Columbia, Canada
• Upper Becker Creek Cone
Upper Becker Creek Cone
The Upper Becker Creek Cone is a volcanic cone, located in the Upper Becker Creek area of Carbon Hill, Yukon, Canada. It was formed during the Tertiary eruptions of the Skukum Group.-See also:*Volcanism of Northern Canada*List of volcanoes of Canada...

, a volcanic cone in the Upper Becker Creek area of Carbon Hill, Yukon Territory, Canada
• Ventana Double Cone
Ventana Double Cone
The Ventana Double Cone is a prominent twin mountain top located in the northern part of the Ventana Wilderness of the Los Padres National Forest. It is a popular hiking destination.-Toponymy:...

, a prominent twin mountain top in the northern part of the Ventana Wilderness of the Los Padres National Forest
• Volcanic Creek Cone
Volcanic Creek Cone
Volcanic Creek Cone is a small cinder cone northeast of Atlin in northwestern British Columbia. There are two cinder cones and a lava flow at least 3 kilometers long which is present below parts of the tree covered area. The subdued form of Volcanic Creek cone is visible directly below the largest...

, a small cinder cone 20 km (12 mi) northeast of Atlin in northwestern British Columbia
• Walkout Creek Cone
Walkout Creek Cone
Walkout Creek Cone is a cinder cone in northwestern British Columbia, Canada. It is one of the volcanoes that produced young basaltic lava flows in the central portion of the Mount Edziza volcanic complex in the past 10,000 years...

, a cinder cone in northwestern British Columbia, Canada
• Watson Lake Cone
Watson Lake Cone
Watson Lake Cone is a cinder cone in southern Yukon, Canada, located near the British Columbia-Yukon border. It formed and last erupted during the Pleistocene period and is part of the Northern Cordilleran Volcanic Province.-See also:...

, a cinder cone in southern Yukon, Canada, located near the British Columbia-Yukon border
• Williams Cone
Williams Cone
Williams Cone is a satellite cone of Mount Edziza, located 36 kilometers east of Telegraph Creek. It lies just off the northern edge of the Tencho Icefield and is one of the many postglacial cinder cones that lie on the Mount Edziza volcanic complex...

, a satellite cone of Mount Edziza, located 36 kilometers east of Telegraph Creek

#### Subglacial mounds

• Enid Creek Cone
Enid Creek Cone
Enid Creek Cone is a subglacial mound in northwestern British Columbia, Canada, located in the Dark Mountain area. It last erupted during the Pleistocene epoch.-See also:*List of volcanoes in Canada*List of Northern Cordilleran volcanoes...

, a subglacial mound in northwestern British Columbia, Canada, located in the Dark Mountain area
• King Creek Cone
King Creek Cone
King Creek Cone is a subglacial mound of the Iskut-Unuk River Cones group in northwestern British Columbia, Canada. It last erupted during the Pleistocene epoch.-See also:*List of volcanoes in Canada*List of Northern Cordilleran volcanoes...

, a subglacial mound of the Iskut-Unuk River Cones group in northwestern British Columbia, Canada
• Little Eagle Cone
Little Eagle Cone
Little Eagle Cone is a subglacial mound in northwestern British Columbia, Canada, located in the Dark Mountain area. It last erupted during the Pleistocene epoch.-See also:*List of volcanoes in Canada*List of Northern Cordilleran volcanoes...

, a subglacial mound in northwestern British Columbia, Canada, located in the Dark Mountain area
• Tennena Cone
Tennena Cone
Tennena Cone is a subglacial mound in northern British Columbia, Canada, located just southwest of Mount Edziza in Mount Edziza Provincial Park.-See also:*List of volcanoes in Canada*List of Northern Cordilleran volcanoes*Volcanism of Canada...

, a subglacial mound in northern British Columbia, Canada, southwest of Mount Edziza in Mount Edziza Provincial Park
• Tom MacKay Creek Cone
Tom MacKay Creek Cone
Tom MacKay Creek Cone is a subglacial mound in northwestern British Columbia, Canada. It is part of the Iskut-Unuk River Cones group and last erupted during the Pleistocene epoch.-See also:*List of volcanoes in Canada*List of Northern Cordilleran volcanoes...

, a subglacial mound in northwestern British Columbia, Canada

## Chemistry

• Carbon nanocone
Carbon nanocone
Carbon nanocones are conical structures which are made predominantly from carbon and which have at least one dimension of the order one micrometer or smaller. Nanocones have height and base diameter of the same order of magnitude; this distinguishes them from tipped nanowires which are much longer...

s, conical structures which are made predominantly from carbon and which have at least one dimension of the order one micrometer or smaller

## Other

• Conical Asian hat, a simple style of straw hat originating in East and Southeast Asia
• Ice cream cone
Ice cream cone
An ice cream cone, poke or cornet is a dry, cone-shaped pastry, usually made of a wafer similar in texture to a waffle, allowing ice cream to be eaten without a bowl or spoon...

, an edible container in which ice cream is served, shaped like an inverted cone open at its top
• Snow cone
Snow cone
Snow cones or snow balls are a variation of the shaved ice dessert commonly served throughout North America in paper cones or styrofoam cups...

, a dessert usually made of crushed or shaved ice, flavored with sweet, usually fruit-flavored, brightly colored syrup
• Traffic cone
Traffic cone
Traffic cones, also called traffic pylons, road cones, highway cones, safety cones, construction cones or witches' hats or safety wizards, are usually cone-shaped markers that are placed on roads or footpaths to temporarily redirect traffic in a safe manner...

, a brightly colored cone-shaped plastic object commonly used as a temporary traffic barrier or warning sign
• USS Cone (DD-866)
USS Cone (DD-866)
USS Cone , was a Gearing-class destroyer of the United States Navy, named for Rear Admiral Hutch Ingham Cone USN ....

, a Gearing-class destroyer of the United States Navy
• Elizabethan collar
Elizabethan collar
An Elizabethan collar or space collar is a protective medical device worn by an animal, usually a cat or dog...

or e-collar, a device to keep an animal from licking or biting itself