Ornithology

• the male of most species of bird
  Bird
  Birds are feathered, winged, bipedal, endothermic , egg-laying, vertebrate animals. Around 10,000 living species and 188 families makes them the most speciose class of tetrapod vertebrates. They inhabit ecosystems across the globe, from the Arctic to the Antarctic. Extant birds range in size from...
  
  , but especially
  • A Rooster
    Rooster
    A rooster, also known as a cockerel, cock or chanticleer, is a male chicken with the female being called a hen. Immature male chickens of less than a year's age are called cockerels...
    
     or cockerel, the male of the domestic fowl or chicken, Gallus domesticus
• The English name of several species of bird incorporates the word cock, such as
  • Blackcock (black grouse or blackgame), Tetrao tetrix
  • Woodcock
    Woodcock
    The woodcocks are a group of seven or eight very similar living species of wading birds in the genus Scolopax. Only two woodcocks are widespread, the others being localized island endemics. Most are found in the Northern Hemisphere but a few range into Wallacea...
    
     (Scolopax rusticula)
• Some of these are local names merely, as
  • A Heather cock, Mountain Cock or Cock of the Woods is a male capercaillie
    Capercaillie
    The Western Capercaillie , also known as the Wood Grouse, Heather Cock or Capercaillie , is the largest member of the grouse family, reaching over 100 cm in length and 6.7 kg in weight. The largest one ever recorded in captivity had a weight of 7.2 kg....
    
     or Wood-grouse (Tetrao urogallus).
  • A cock o' the north is a Brambling
    Brambling
    The Brambling, Fringilla montifringilla, is a small passerine bird in the finch family Fringillidae.- Etymology :The common English name is probably derived from the German "brâma", meaning bramble or a thorny bush. It has also been called the Cock o' the North and the Mountain Finch.- Description...
    
    , or Mountain Finch (Fringilla montifringilla).

Valves

• A type of tap, faucet or valve
  Valve
  A valve is a device that regulates, directs or controls the flow of a fluid by opening, closing, or partially obstructing various passageways. Valves are technically pipe fittings, but are usually discussed as a separate category...
  
  
• Steam cock, a drain valve on a steam engine
  Steam engine
  A steam engine is a heat engine that performs mechanical work using steam as its working fluid.Steam engines are external combustion engines, where the working fluid is separate from the combustion products. Non-combustion heat sources such as solar power, nuclear power or geothermal energy may be...
  
   cylinder
• Bibcock, a small type of valve
• Stopcock
  Stopcock
  A stopcock is a valve used to restrict or isolate the flow of a liquid or gas through a pipe.In Great Britain a stopcock, not to be confused with a gate valve or a DiCiaccio branch, is used to prevent flow of water into a domestic water system. There are usually two stopcocks for a home...
  
  , a valve used to restrict or isolate the flow of a liquid or gas through a pipe
• Petcock
  Petcock
  A petcock is a small valve used to control the flow of liquid or gas.- Use on motorcycles :Most older motorcycles have a fuel petcock valve mounted on or nearby the fuel tank to control the supply of gasoline....
  
  , a small valve, primarily for draining liquid or releasing pressure from a vessel
• Ballcock
  Ballcock
  A ballcock is a mechanism or machine for filling water tanks, such as those found in flush toilets, while avoiding overflow and backflow. The modern ballcock was invented by Joseph Bramah and Thomas Twyford..The diagrams and description ONLY apply to the USA...
  
  , a mechanism for filling water tanks

Clocks

• A part of a clock
  Clock
  A clock is an instrument used to indicate, keep, and co-ordinate time. The word clock is derived ultimately from the Celtic words clagan and clocca meaning "bell". A silent instrument missing such a mechanism has traditionally been known as a timepiece...
  
   or watch used to support an outrigger bearing for a gear or lever
• Balance cock, supports the balance wheel
  Balance wheel
  The balance wheel is the timekeeping device used in mechanical watches and some clocks, analogous to the pendulum in a pendulum clock. It is a weighted wheel that rotates back and forth, being returned toward its center position by a spiral spring, the balance spring or hairspring...
  
   in a watch
• Fly cock, supports the fly on a bracket clock
  Bracket clock
  A bracket clock is a style of antique portable table clock made in the 17th and 18th centuries. The term originated with small weight driven clocks that had to be mounted on a bracket on the wall to allow room for their hanging weights. When spring driven clocks were invented they continued to...
  
  
• Back cock, supports the pendulum
  Pendulum
  A pendulum is a weight suspended from a pivot so that it can swing freely. When a pendulum is displaced from its resting equilibrium position, it is subject to a restoring force due to gravity that will accelerate it back toward the equilibrium position...
  
   and pallet arbor

Other

• Cockfight
  Cockfight
  A cockfight is a blood sport between two roosters , held in a ring called a cockpit. Cockfighting is now illegal throughout all states in the United States, Brazil, Australia and in most of Europe. It is still legal in several U.S. territories....
  
  , birds being made to fight for the entertainment of humans
• Cock, a colloquial vulgarism for "penis
  Penis
  The penis is a biological feature of male animals including both vertebrates and invertebrates...
  
  "
• Shuttlecock
  Shuttlecock
  A shuttlecock, sometimes called a bird or birdie, is a high-drag projectile used in the sport of badminton. It has an open conical shape: the cone is formed from sixteen or so overlapping feathers, usually goose or duck and from the left wing only, embedded into a rounded cork base...
  
  , a high-drag projectile used in the sport of badminton
• Cock, the NATO reporting name of the Antonov An-22
  Antonov An-22
  The Antonov An-22 Antei was the world's heaviest aircraft, until the advent of the American C-5 Galaxy and later the Soviet An-124. Powered by four pairs of contra-rotating turboprops, the design remains the world's largest turboprop-powered aircraft...
  
  
• A cocktail
  Cocktail
  A cocktail is an alcoholic mixed drink that contains two or more ingredients—at least one of the ingredients must be a spirit.Cocktails were originally a mixture of spirits, sugar, water, and bitters. The word has come to mean almost any mixed drink that contains alcohol...
  
  , a style of mixed drink
• Cock (surname)
  Cock (surname)
  The surname Cock is derived from the Dutch and Flemish surname de Cock, alternately found as de Cook or de Kok and can be Anglicanised as Cook, and comes from the occupation of a cook....
  
  

See also

• Cocks (surname)
  Cocks (surname)
  Cocks is a surname, and may refer to:*Arthur Cocks, Australian cricket umpire*Charles Cocks, British 19th century wine enthusiast, author of Cocks & Féret*Clifford Cocks, British cryptographer*Jay Cocks, film writer...
  
  
• Cox (disambiguation) - with a variety of meanings
• Cockpit
  Cockpit
  A cockpit or flight deck is the area, usually near the front of an aircraft, from which a pilot controls the aircraft. Most modern cockpits are enclosed, except on some small aircraft, and cockpits on large airliners are also physically separated from the cabin...
  
  , originally an arena in which fighting cocks were put to fight; now small areas in boats, planes and other vehicles from which pilots may control them
• Caulking
  Caulking
  Caulking is one of several different processes to seal joints or seams in various structures and certain types of piping. The oldest form of caulking is used to make the seams in wooden boats or ships watertight, by driving fibrous materials into the wedge-shaped seams between planks...
  
  , or caulk
• Coq
  Coq
  In computer science, Coq is an interactive theorem prover. It allows the expression of mathematical assertions, mechanically checks proofs of these assertions, helps to find formal proofs, and extracts a certified program from the constructive proof of its formal specification...
  
  , an application used in computer science
• Coque (disambiguation)
• KoC (disambiguation), an acronym
• Koç
  KOC
  KOC is an abbreviation that can mean:* Kings of Convenience, a Norwegian indie musical group.* Knights of Columbus, a Roman Catholic fraternal organization.* Kodiak College, a college located in Kodiak, Alaska....
  
  , a surname
• Woodcock (disambiguation)
  Woodcock (disambiguation)
  A Woodcock is one of 7 very similar wading bird species in the genus Scolopax.Woodcock may also refer to:*Woodcock, Pennsylvania, a borough in the United States*Mr...