Methanol Methanol, also known as methyl alcohol or wood alcohol, is a chemical compound with chemical formula carbonhydrogen3oxygenH. It is the simplest alcohol, and is a light, volatile, colourless, flammable, poisonous liquid with a distinctive odor.
	Methapyrilene Methapyrilene is a pyridine antihistamine.
	Methaqualone Methaqualone#Other names is a sedative medication. It is similar in effect to barbiturates, a general central nervous system depressant. It was used in the 1960s and 1970s as an anxiolytic, for the treatment of insomnia, and as a sedative.
	Metharbital Metharbital was marketed as Gemonil by Abbott Laboratories. It is a barbiturate anticonvulsant, used in the treatment of epilepsy. It has similar properties to phenobarbital.
	Methicillin Methicillin or meticillin is a narrow-spectrum antibiotic beta-lactam antibiotic. It is previously used to treat infections caused by susceptible Gram-positive bacteria, particularly beta-lactamase-producing organisms such as Staphylococcus aureus that would otherwise be resistant to most penicillins, but is no longer clinically used.
	Methionine Methionine is an Essential amino acid nonpolar amino acid, and a lipotropic. Methionine and cysteine are the only sulfur-containing proteinogenic amino acids. The methionine derivative S-adenosyl methionine serves as a methyl donor. Methionine plays a role in cysteine, carnitine and taurine synthesis by the transsulfuration pathway, lecithin production, the synthesis of phosphatidylcholine and other phospholipids.
	Methocarbamol Methocarbamol is a central muscle relaxant for skeletal muscles, used to treat spasms. Robaxin, Robaxacet, and Robax Platinum are trade names for methocarbamol. It is structurally related to guaifenesin.
	Methodism Methodism or the Methodist movement is a group of historically related religious denominations of Protestant Christianity. It originated in 18th century Great Britain, and through vigorous missionary activity, spread throughout the British Empire, the United States, and beyond.
	Methyl orange Methyl Orange is a pH indicator frequently used in titrations. It is also toxic. It is often chosen to be used in titrations because of its clear colour change. Because it changes colour as a mid-strength acid, it is usually used in titrations between strong acids and weak bases. Unlike universal indicator, methyl orange does not have a full spectrum of colour change, but has a sharper end point.
	Methyl salicylate Methyl salicylateCOOCH3; is a natural product of many species of plants. Some of the plants producing it are called wintergreens, hence the common name.
	Methyldopa Methyldopa or alpha-methyldopa is a centrally-acting adrenergic antihypertensive medication. It use is now deprecated following introduction of alternative safer classes of agents. However it continues to have a role in otherwise difficult to treat hypertension and pregnancy-induced hypertension.
	Methylene blue Methylene blue is an Heterocyclic ring aromaticity chemical compound with molecular formula: carbon16hydrogen18chlorinenitrogen3sulfur. It has many uses in a range of different fields, such as biology or chemistry.
	Methylenedioxymethamphetamine |bgcolor="#ffffff" align="center" colspan="2"| MDMA |- |align="center" colspan="2"| 1--N-methylpropan-2-amine |- !valign="top" align="center"|CAS number | 42542-10-9 66142-89-0 69610-10-2 81262-70-6 |- !Chemical formula |Carbon11Hydrogen15NitrogenOxygen2
	Methylphenidate Methylphenidate is an amphetamine-like medical prescription stimulant commonly used to treat Attention Deficit Hyperactivity Disorder in children and adults. It is also one of the primary drugs used to treat symptoms of traumatic brain injury and the daytime drowsiness symptoms of narcolepsy and chronic fatigue syndrome.
	Methyltestosterone Methyltestosterone is a hormone used to treat men with a testosterone deficiency. It is also used in women to treat breast cancer, breast pain, swelling due to pregnancy, and with the addition of estrogen it can treat symptoms of menopause. Category:Androgens
	Meticulous
	Metrazol Metrazol is the commercial trademark of pentamethylenetetrazol, or pentylenetetrazol, a drug used as a circulatory and respiratory stimulant. Larger doses cause convulsions, thus it has been used in shock therapy, as discovered by the Hungarian-American neurologist and psychiatrist Ladislas J. Meduna in 1934.
	Metre The metre, or meter , is a measure of length. It is the SI base unit of length in the metric system and in the International System of Units , used around the world for general and scientific purposes. The symbol for metre is m. Historically, the metre was defined by the French Academy of Sciences as 1/10,000,000 of the distance from the equator to the north pole through Paris.
	Metric system The metric system is a decimalized systems of measurement based on the metre and the gram. It exists in several variations, with different choices of Units of measurement#Base and derived units, though these do not affect its day-to-day use. Over the last two centuries, different variants have been considered the metric system.
	Metrication Metrication or metrification refers to the introduction of the Metric system as the international standard for physical measurementsa long-term series of independent and systematic conversions from the various separate localism systems of historical weights and measures.
	Metronome A metronome is a device that produces a regulated pulse, usually used to keep a beat steady in musical compositions. The metronome was invented by Dietrich Nikolaus Winkel in Amsterdam in 1812. Johann Maelzel copied several of Winkel's construction ideas and received the patent for the portable metronome in 1816.
	Metropolis A metropolis is a major city, in most cases with a population of at least one million inside its urban area, or at least, over half million inhabitants in the city proper . It must be regarded as a significant economical, political and cultural center for some country or region, and is usually an important hub for international connections and communications.
	Meuse River The Meuse is a major European river, rising in France and flowing through Belgium and the Netherlands before draining into the North Sea. It has a total length of 925 km . The Meuse rises on the Langres Plateau in France from where it flows northwards past Sedan, France and Charleville-Mzires into Belgium.
	Mews Mews is chiefly a British English referring to a certain type of Stable with house. The term is both singular and plural, and is used primarily in London and in some parts of Canada. The term comes from the French language muer and Latin mutare, originally applied in French to the moult of a hawk or falcon, and then to the caging of the bird.
	Mexicali Mexicali is the capital of the States of Mexico of Baja California, Mexico as well as the capital of the Mexicali. Situated along the state's northern border with the U.S state of California, Mexicali is the northernmost city in Latin America, located at .
	Mexican beaded lizard The beaded lizard or Mexican beaded lizard is found in Mexico and the southern United States. Along with the Gila monster, it was thought until recently to be one of only two lizard known to be venom, until research showed that some Iguanidae and monitor lizards also produce venom .
	Mexican hat In general, a Mexican hat is a sombrero – a broad-brimmed and high-crowned hat formerly used in rural areas of Mexico and still common today among mariachi musicians and foreign tourism. Mexican hat may also refer to: * The Jarabe tapato * In physics, the Mexican hat potential is a prescription for the potential energy that leads to the Higgs mechanism.
	Mexican jumping bean Mexican jumping beans are a phenomenon native to Mexico where they are known as brincadores. Physically, they resemble small tan or brown beans. They are a type of seed in which the egg of a small moth has been laid. It is the moth's larva which makes them "jump". The beans themselves are from a shrub of the genus Sebastiania, while the moth is of the species Carpocapsa saltitans — "carpo" indicating that it lives within a seed, and "saltitans" referring to its jumping behavior.
	Mexican peso The peso is the unit of currency of Mexico. The symbol used for the peso is "dollar sign", which is sometimes annotated Mex$ to distinguish from U.S. dollars, while the 100 centavos into which it is divided are represented by "cent sign". The current ISO 4217 code for the Mexican peso is MXN; prior to the 1993 revaluation, the code "MXP" was used.
	Mexican Revolution The Mexican Revolution or Mexican Civil War, was a period of political, social and military conflict and turmoil that began with the call to arms made on 20 November 1910 by Francisco I. Madero. It eventually culminated in the overthrow of dictator Porfirio Daz and Madero's rise to presidency.
	Mexico The United Mexican States, generally known as Mexico is a country located in North America, bordered at the north by the United States, and at the south by Guatemala and Belize, in Central America. It is the northernmost and westernmost country in Latin America, and also the most populous Spanish-speaking country in the world.
	Mexico City Mexico City is the capital city of the nation of Mexico. The "Distrito Federal" is also commonly referred to as the "D.F." It is one of the largest cities in the world and is classed as a megalopolis as it encompasses one large city that has slowly engulfed other, smaller ones.
	Mexiletine Mexiletine belongs to the Class IB anti-arrhythmic group of medicines. It is used to treat arrythmias within the heart - or serriously irregular heartbeats. It slows nerve impulses in the heart and makes the heart tissue less sensitive. Dizziness, heartburn, nausea, nervousness, trembling, unsteadiness are common side effects.
	Mezcal Mezcal is a Mexico distilled spirits made from the agave plant. There are many different types of agaves, and each produces a slightly different mezcal. Agave is part of the Agavaceae family, also called maguey. While Tequila is a mezcal made only from the blue agave plant in the region around Tequila, Jalisco, spirits labeled "Mezcal" are often made using other agave plants.
	Mezuzah Mezuzah refers to one of the 613 mitzvot in Judaism, which requires that a small parchment inscribed with two sections from the Torah's Book of Deuteronomy be affixed to each doorpost and gate in a Jewish home, synagogue, and business. Deuteronomy 6:4-9 and 11:13-21 are two of four passages used in Teffilin.
	Mezzo-soprano A mezzo-soprano is a female singer with a range usually extending from the A below middle C to the A two octaves above. Mezzo-sopranos generally have a darker vocal tone than sopranos, and their voice type sits between the soprano and the alto. The terms Louise-Rosalie Lefebvre and Clestine Mari are sometimes used to refer to light mezzo-sopranos, after the names of famous singers.
	Mica The mica group of sheet silicate mineral includes several closely related materials having highly perfect basal cleavage. All are monoclinic with a tendency towards pseudo-hexagonal crystal and are similar in chemical composition. The highly perfect cleavage, which is the most prominent characteristic of mica, is explained by the hexagonal sheet-like arrangement of its atom.
	Micelle *Lipid bilayer *Surfactant References Category:Supramolecular chemistry Category:Colloidal chemistry de:Mizelle es:Micela fr:Micelles it:Micella nl:Micel ja:??? nn:Micelle pl:Micela pt:Micela
	Michael Faraday Michael Faraday, Fellow of the Royal Society was an England chemist and physicist who contributed significantly to the fields of electromagnetism and electrochemistry. He established that magnetism could affect rays of light and that there was an underlying relationship between the two phenomena.
	Michael Jackson Michael Jackson is a thirteen-time Grammy award winning singer/songwriter who dominated pop music in the 1970s through the mid 1990s. His music career began as one of five members of the group "The Jackson Five" but he is better known for his success as a solo artist. While he is primarily known for pop music, his music has also been characterized as R&B, Funk, and disco. He has had 13 number one singles including mega hits "Beat It", "Billy Jean", and "The Way You Make Me Feel".
	Michaels Michaels is the largest arts and crafts retail chain in the United States. It currently operates over 900 Michaels Arts and Crafts Stores located in 48 states and in Canada. The company also owns the Aaron Brothers, ReCollections, and Star Decorators Wholesale Warehouse retail chains.
	Michel Ney Michel Ney, Prince de la Moskowa, Duke of Elchingen, called Le Rougeaud and le Brave des Braves was a Marshal of France of the France army who fought in the French Revolutionary Wars and the Napoleonic Wars.
	Michelangelo Michelangelo di Lodovico Buonarroti Simoni , commonly known as Michelangelo, was an Italian Renaissance sculptor, painter, Renaissance architect and poet. While he made few forays beyond the arts, his artistic versatility was of such a high order that he is often considered a contender for the title of the archetypal Renaissance man, along with his rival and fellow Florentine Leonardo da Vinci.
	Michelson-Morley experiment The Michelson-Morley experiment, one of the most important and famous experiments in the history of physics, was performed in 1887 by Albert Michelson and Edward Morley at what is now Case Western Reserve University, and is generally considered to be the first strong evidence against the theory of a luminiferous aether.
	Michigan Michigan is a Midwestern state of the United States, located in the East North Central States portion of the country. It was named after Lake Michigan, the word 'Michigan' itself being a French language derivative of the Ojibwe language misshikama , meaning "big lake" .
	Michigander Michigander is a demonym for residents of the U.S. state of Michigan. It coexists with Michiganian, Michiganer, and Michiganite. Various Michigan residents may prefer one or the other. Many Michigan residents prefer the sound of Michigander. The term was once considered pejorative, but has since lost its negative connotation.
	Mick Jagger Sir Michael Philip "Mick" Jagger is an England Rock and rollian, actor, songwriter, record and film producer and businessman. He is best known as the lead singer of the Rock 'N' Roll band The Rolling Stones.
	Mickey Mantle Mickey Charles Mantle was an United States baseball player who was inducted into the National Baseball Hall of Fame in 1974. He played his entire 18-year major-league professional career for the New York Yankees, winning three American League MVP titles and playing for sixteen Major League Baseball All-Star Game teams.
	Mickey Mouse Michael "Mickey" Mouse is a funny animal cartoon character who has become a symbol for The Walt Disney Company. He was created in 1928 and voiced by Walt Disney. The Walt Disney Company celebrates his birth as November 18, 1928 in film upon the release of Steamboat Willie.
	Mickey Spillane Frank Morrison Spillane, better known as Mickey Spillane, was an United States author of crime fiction. He was known for the series of novels featuring his signature detective character, Mike Hammer, among other works.
	Miconazole Miconazole is an imidazole antifungal agent commonly applied topically or mucus membranes to cure fungus infections. It works by inhibiting the synthesis of ergosterol, a critical component of fungal cell membranes. It can also be used against certain species of Leishmania protozoa, as these also contain ergosterol in their cell membranes.
	Microbat The microbats constitute the suborder Microchiroptera within the order Chiroptera. Other English language names are "insectivorous bats", "echolocating bats", "small bats" or "true bats". All these names are somewhat inaccurate, because not all microbats feed on insects, and some of them are larger than small megabats.
	Microbiologist A microbiologist is a biologist that studies the field of microbiology. They typically hold a Bachelor of Science degree majoring in microbiology. Microbiologists can be known under different names depending on the field of microbiology they specialize in: *Bacteriologists - work in the field of bacteriology and study bacteria.
	Microbiology Microbiology is the study of microorganisms, which are unicellular or cell-cluster microscopic organisms. This includes eukaryotes such as fungi and protists, and prokaryotes such as bacteria and viruses . Although much is now known in the field of microbiology, advances are being made regularly.
	Microbrewery A microbrewery, or Craft beer, is a term used to describe a small commercial brewery. The term and trend originated in the United Kingdom in the late 1970s to describe the new generation of small breweries which had a focus on producing traditional cask ale. Though originally used to reflect the size of the breweries it gradually came to reflect an alternative attitude and approach to brewing of flexibility, adaptability, experimentation and customer service.
	Microcephaly Microcephaly is a neurological disorder in which the circumference of the head is smaller than average for the person's age and gender. Microcephaly may be congenital or it may develop in the first few years of life. The disorder may stem from a wide variety of conditions that cause abnormal growth of the brain, or from syndromes associated with chromosomal abnormalities.
	Micrococcus Micrococcus is a genus of bacteria, in the Micrococcaceae family. It consists of small, round, Gram-positive organisms that cluster in pairs or larger groups. Micrococcus often inhabits the bodies of animals, and are usually benign. The Micrococcus genus is closely related to Staphylococcus.
	Microcomputer Although there is no rigid definition, a microcomputer is most often taken to mean a computer with a microprocessor as its central processing unit. Another general characteristic of these computers is that they occupy physically small amounts of space. The microcomputer came after the minicomputer, most notably replacing the many distinct components that made up the minicomputer's CPU with a single integrated microprocessor integrated circuit.
	Microdot Microdots are text or photographic images that are reduced in size to prevent their viewing by unintended recipients. A microdot is usually shrunk down to the size and shape of a full stop or the dot of a letter i or j and sent by writing an innocent-looking letter containing periods, i's, or j's.
	Microeconomics One of the goals of microeconomics is to analyze market mechanisms that establish prices amongst goods and services and allocation of limited resources amongst many alternative uses. Microeconomics analyzes market failure, where markets fail to produce efficient results, as well as describing the theoretical conditions needed for perfect competition.
	Microfiche Microfiche is one of the most compact analog storage media in common use. It is normally used to provide a comprehensive research library in institutions that could not otherwise afford the floor space. It was invented in 1961 by Carl O. Carlson, an employee of the NCR Corporation.
	Microfilm Microfilm is an analog storage medium for any type of paper documents, typically books, periodicals, legal documents and engineering drawings. The film itself is a silver halide based film which once exposed is developed using a photographic process. Microfilm comes in several different formats including 16mm, 35mm and the less used 105mm format.
	Microhylidae Microhylidae is a family of order Anura, or frogs. There are 413 species in 69 genera and nine subfamilies, which is the largest number of genera out of any frog family. Frogs from Microhylidae occur throughout the tropical and warm temperate regions of North America, South America, Africa, eastern India, Sri Lanka, south-east Asia, through New Guinea and Australia.
	Micrometeoroid A Micrometeoroid is a tiny meteoroid; a small particle of rock in space, usually weighing less than a gram, that poses a threat to space exploration. The risk is especially high for objects in space for long periods of time, such as satellites. They also pose major engineering challenges in theoretical low-cost lift systems such as rotavators, space elevators, and orbital airships.
	Micrometer A micrometer is a widely used device in mechanical engineering for precisely measuring thickness of blocks, outer and inner diameters of shafts and depths of slots. Appearing frequently in metrology, the study of measurement, micrometers have several advantages over other types of measuring instruments like the Vernier caliper - they are easy to use and their readouts are consistent.
	Micronesia Micronesia, from the ancient Greek ????? and ??s?? , is the name of a region in the Pacific Ocean. The Philippines lie to the west, Indonesia to the south west, Papua New Guinea and Melanesia to the south, and Polynesia to the south-east and east.
	Micronutrient Micronutrients for plants: There are about eight nutrients essential to plant growth and health that are only present in very small quantities. These are manganese, boron, copper, iron, chlorine, cobalt, molybdenum, and zinc. Some consider sulfur a micronutrient, but it is listed here as a macronutrient.
	Microorganism A microorganism or microbe is an organism that is microscopic . Microorganisms are often described as single-cell ed, or unicellular organisms; however, some unicellular protists are visible to the naked eye, and some multicellular species are microscopic. The study of microorganisms is called microbiology.
	Microphone A microphone, sometimes referred to as a mike or mic , is an acoustic to electric transducer that converts sound into an electrical signal. Microphones are used in many applications such as telephones, tape recorders, hearing aids, motion picture production, live and recorded Audio engineering, in radio and television broadcasting and in computers for recording voice, Voice over IP and numerous other computer applications.
	Microprocessor A microprocessor is a digital Electronics#Digital circuits component with transistors on a single semiconductor integrated circuit . One or more microprocessors typically serve as a central processing unit in a computer Computer system or handheld device.