18-letter words containing t, r, a, m
- methacrylate resin — an acrylic resin formed by polymerizing the esters or amides of methacrylic acid.
- methyl transferase — any of a class of enzymes that catalyze the transfer of methyl groups from one molecule to another.
- methylated spirits — ethyl alcohol denatured with methyl alcohol for the purpose of preventing its use as an alcoholic beverage.
- mexican fire-plant — a showy plant, Euphorbia heterophylla, of the spurge family, growing in the central U.S. to central South America, having red or mottled red and white bracts.
- microcrystallinity — The condition of being microcrystalline.
- microencapsulation — the process of enclosing chemical substances in microcapsules.
- microenvironmental — Pertaining to a microenvironment.
- microgravitational — Of or pertaining to microgravitation.
- microinvertebrates — Plural form of microinvertebrate.
- micrometer caliper — calipers with a micrometer screw, for extremely accurate measurement
- micrometer-caliper — any of various devices for measuring minute distances, angles, etc., as in connection with a telescope or microscope.
- microminiaturizing — Present participle of microminiaturize.
- micropalaeontology — the branch of palaeontology concerned with the study of microscopic fossils
- microsoft exchange — (messaging) Microsoft's messaging and enterprise collaboration server. Exchange's primary role is as an electronic mail message store but it can also store calendars, task lists, contact details, and other data.
- microwave detector — a device for recording the speed of a motorist
- microwave spectrum — a spectrum of electromagnetic radiations whose wavelengths fall in the microwave range.
- mid-atlantic ridge — a north-south suboceanic ridge in the Atlantic Ocean from Iceland to Antarctica on whose crest are several groups of islands; shown by plate tectonics to be the axis along which North America has split away from Eurasia, and along which South America has split away from Africa.
- middle-of-the-road — favoring, following, or characterized by an intermediate position between two extremes, especially in politics; moderate.
- midstream operator — A midstream operator is a company that gathers, transports, and processes natural gas or oil.
- military policeman — A military policeman is a member of the military police.
- mineral supplement — a pill containing minerals that you take to improve your health
- mineralocorticoids — Plural form of mineralocorticoid.
- miniature pinscher — one of a German breed of toy dogs resembling a smaller version of the Doberman pinscher, having a flat skull, a smooth coat, erect ears, and a docked tail, bred originally as a watchdog.
- minister of health — a person appointed to head the government department of health
- minor tranquilizer — antianxiety drug.
- minority programme — a programme that appeals to a minority of the available audience
- misinterpretations — Plural form of misinterpretation.
- misrepresentations — Plural form of misrepresentation.
- misunderestimation — (nonstandard) An inaccurate underestimation, or an act of misunderestimating.
- mixed martial arts — Mixed martial arts is a sport in which two people fight by hitting, kicking, and holding each other, both in a standing position and on the ground.
- moccasin telegraph — the transmission of rumour or secret information; the grapevine
- modular arithmetic — arithmetic in which numbers that are congruent modulo a given number are treated as the same. Compare congruence (def 2), modulo, modulus (def 2b).
- molecular genetics — a subdivision of genetics concerned with the structure and function of genes at the molecular level.
- molecular spectrum — the spectrum of light emitted or absorbed by a species of molecule.
- monetary aggregate — a measure of the money in circulation.
- monophosphorylated — (biochemistry) phosphorylated with a single unit of phosphoric acid.
- monte carlo method — a technique for numerically approximating the solution of a mathematical problem by studying the distribution of some random variable, often generated by a computer.
- monterosso al mare — a group of five coastal villages (Monterosso al Mare, Vernazza, Corniglia, Manarola, and Riomaggiore) on the Ligurian Sea in NW Italy, near La Spezia.
- montgomery village — a city in central Maryland.
- morning-after pill — a contraceptive pill containing only an estrogen and used by women within a few hours after sexual intercourse.
- morphine addiction — the fact or condition of being addicted to morphine
- mortgage insurance — policy to compensate for property loan payments
- moscow art theater — a Russian theatrical company founded in 1898 principally by Konstantin Stanislavski and famous for its naturalistic acting.
- motor torpedo boat — PT boat.
- mountain cranberry — cowberry
- moving bed reactor — A moving bed reactor is a reactor in which a layer of catalyst in the form of granules is moved between a reaction area and a regeneration area.
- muscular dystrophy — a hereditary disease characterized by gradual wasting of the muscles with replacement by scar tissue and fat, sometimes also affecting the heart.
- music to your ears — If something that you hear is music to your ears, it makes you feel very happy.
- musical instrument — music
- mutually recursive — recursion