18-letter words containing e, t, r, n
- mendel's first law — the principle, originated by Gregor Mendel, stating that during the production of gametes the two copies of each hereditary factor segregate so that offspring acquire one factor from each parent.
- mental health care — services devoted to the treatment of mental illnesses and the improvement of mental health in people with mental disorders or problems
- mental reservation — an unexpressed doubt or qualification about a situation, person, etc.
- mental retardation — Usually Offensive. a developmental disorder characterized in varying degrees by a subnormal ability to learn, a substantially low IQ, and impaired social adjustment.
- menthol cigarettes — cigarettes that are flavoured with menthol
- merchant of venice — a comedy (1596?) by Shakespeare.
- metabolic syndrome — Pathology. a group of medical conditions present simultaneously in a patient, as high blood pressure, low HDL cholesterol levels, and an excess of abdominal fat, that increases a person's risk of heart disease, stroke, and diabetes. Also called insulin resistance syndrome.
- metacentric height — the distance between the center of gravity and the metacenter of a floating body, as of a vessel.
- 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.
- methylene chloride — a colorless, volatile liquid, CH 2 Cl 2 , used chiefly as a solvent, as a refrigerant, and as a local anesthetic in dentistry.
- methylprednisolone — A synthetic glucocorticoid drug, with chemical formula C22H30O5.
- methyltestosterone — a synthetic androgenic steroid drug, C 2 0 H 3 0 O 2 , used for its anabolic properties in males in the treatment of hypogonadism and other androgen-deficiency disease states, and in females in the treatment of breast cancer.
- 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.
- microencapsulation — the process of enclosing chemical substances in microcapsules.
- microenvironmental — Pertaining to a microenvironment.
- microinvertebrates — Plural form of microinvertebrate.
- 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.
- microsoft extended — (computer) (MSX) A Range of computers created in an attempt by the industry to create a standard for home computers, similar to VHS did with home video. The basic MSX machine contained a Z80 CPU working at 3.58MHz. MSX machines were produced by such giants as Sony, Yamaha, Panasonic, Toshiba, Daewoo, and Philips. The MSX standard was designed by a company called ASCII in cooperation with Microsoft who provided a firmware version of its BASIC for the machine. Because this BASIC version was an extended version of MicroSoft Basic, it was called "MicroSoft eXtended BASIC"; Hence "MSX". Microsoft also produced MSX-DOS - a stripped-down version of MS-DOS. Extensions to the MSX included MSX2, MSX2+ and TurboR.
- 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.
- 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 president — (in the US) a president who has been elected by the largest number of votes cast but not by a majority of the electorate
- minority programme — a programme that appeals to a minority of the available audience
- misinterpretations — Plural form of misinterpretation.
- misrepresentations — Plural form of misrepresentation.
- mission controller — a person who works as part of a mission control
- misunderestimation — (nonstandard) An inaccurate underestimation, or an act of misunderestimating.
- mixed-flow turbine — a water turbine in which water flows radially and axially through the rotating vanes
- moccasin telegraph — the transmission of rumour or secret information; the grapevine
- molecular genetics — a subdivision of genetics concerned with the structure and function of genes at the molecular level.
- monetary aggregate — a measure of the money in circulation.
- monk's pepper tree — a shrub or small tree, Vitex agnus-castus, of southern Europe, having aromatic, hairy leaves and long clusters of fragrant, pale lilac-blue flowers.
- 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.
- moog (synthesizer) — an early musical synthesizer
- 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
- mosquito repellent — a chemical substance, such as a spray or lotion, applied to the body to prevent mosquitoes biting
- 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.
- multi-user dungeon — Multi-User Dimension