12-letter words containing m, a, u, s, o
- magnetopause — the boundary between the earth's magnetosphere and interplanetary space, about 40,000 miles (65,000 km) above the earth, marked by an abrupt decrease in the earth's magnetic induction.
- malfunctions — Plural form of malfunction.
- mallophagous — of or relating to any wingless insect of the order Mallophaga
- malnourished — poorly or improperly nourished; suffering from malnutrition: thin, malnourished victims of the famine.
- malocclusion — faulty occlusion; irregular contact of opposing teeth in the upper and lower jaws.
- malodorously — With a bad smell.
- manipulators — Plural form of manipulator.
- manoeuvrings — Plural form of manoeuvring.
- mantoux test — a test for tuberculosis in which a hypersensitive reaction to an intracutaneous injection of tuberculin indicates a previous or current infection.
- manumissions — Plural form of manumission.
- mao tse-tung — 1893–1976, Chinese Communist leader: chairman of the People's Republic of China 1949–59; chairman of the Chinese Communist Party 1943–76.
- mare nostrum — our sea, especially the Mediterranean to the ancient Romans.
- marie louise — 1791–1847, 2nd wife of Napoleon I: empress of France; duchess of Parma 1816–31 (daughter of Francis II of Austria; mother of Napoleon II).
- marvellously — In a marvellous manner.
- mass-produce — to produce or manufacture (goods) in large quantities, especially by machinery.
- masturbation — the stimulation or manipulation of one's own genitals, especially to orgasm; sexual self-gratification.
- masturbatory — the stimulation or manipulation of one's own genitals, especially to orgasm; sexual self-gratification.
- matriclinous — Having mostly maternally-inherited characteristics.
- matroclinous — inheritance in which the traits of the offspring are derived primarily from the maternal parent (opposed to patrocliny).
- mauvaise foi — (in the philosophy of Sartre) the expression usually rendered as bad faith
- meadow mouse — any of numerous short-tailed rodents of the genus Microtus and allied genera, chiefly of fields and meadows in the temperate Northern Hemisphere.
- measure zero — the property of a set of points for which, given any small number, there exists a set of intervals such that each point of the given set is contained in at least one of the intervals and such that, essentially, the combined length of the intervals is less than the small number.
- meganthropus — a proposed genus of extinct, late lower Pleistocene primates based on two large lower jaws found in Java, and believed to be either Australopithecine or human.
- melliphagous — (of an animal) feeding on honey
- mendaciously — In a lying or deceitful manner.
- menstruation — the periodic discharge of blood and mucosal tissue from the uterus, occurring approximately monthly from puberty to menopause in nonpregnant women and females of other primate species.
- mesogastrium — the mesentery of the embryonic stomach.
- mesognathous — having medium, slightly protruding jaws.
- metachronous — Medicine/Medical. occurring at a different time than a similar event: metachronous tumors.
- metagnathous — Ornithology. having the tips of the mandibles crossed, as the crossbills.
- metamorphous — metamorphic.
- metasequoias — Plural form of metasequoia.
- metro-sexual — a heterosexual, usually urban male who pays much attention to his personal appearance and cultivates an upscale lifestyle.
- metrosexuals — Plural form of metrosexual.
- microcapsule — a tiny capsule, 20–150 microns in diameter, used for slow-release application of drugs, pesticides, flavors, etc.
- microphagous — (of an animal) feeding on small particles of food
- microphallus — The condition of having an abnormally small penis; micropenis.
- milquetoasts — Plural form of milquetoast.
- milquetoasty — Meek, timid.
- miraculously — In a miraculous manner.
- misbehaviour — (British) alternative spelling of misbehavior.
- misconjugate — Grammar. to inflect (a verb). to recite or display all or some subsets of the inflected forms of (a verb), in a fixed order: One conjugates the present tense of the verb “be” as “I am, you are, he is, we are, you are, they are.”.
- misconstrual — A misinterpretation of the meaning of something.
- misdemeanour — Law. a criminal offense defined as less serious than a felony.
- miseducation — to educate improperly.
- misfortunate — Having suffered misfortune; pitiable.
- misquotation — the act of misquoting.
- missummation — an incorrect summation
- momentaneous — brief or continuing for a short time only
- monadelphous — (of stamens) united into one bundle or set by their filaments.