12-letter words containing e, a, s, o, u
- iron sulfate — ferrous sulfate.
- isosthenuria — the inability of the kidneys to dilute or concentrate urine
- jaculiferous — having dartlike spines.
- james hutton — James, 1726–97, Scottish geologist: formulated uniformitarianism.
- jeopardously — with risk or peril
- jocularities — the state or quality of being jocular.
- johannesburg — a city in S Transvaal, in the NE Republic of South Africa.
- judicatories — Plural form of judicatory.
- juventa fons — an area in the southern hemisphere of Mars, appearing as a dark region when viewed through a telescope.
- katharevousa — The purist form of modern Greek used in traditional literary writing, as opposed to the form that is spoken and used in everyday writing (called demotic).
- keratogenous — producing horn or a horny substance.
- lane closure — the closing of a lane on a motorway
- langoustines — Plural form of langoustine.
- last but one — next to last
- laticiferous — bearing or containing latex.
- lay a course — to sail on a planned course without tacking
- lemon squash — lemon soda; a soft drink of lemon juice and soda water.
- leonardesque — of, relating to, or suggesting Leonardo da Vinci or the style of his paintings.
- leprosariums — Plural form of leprosarium.
- loathfulness — (rare) The condition of being loathful; reluctance.
- lobeliaceous — belonging to the plant family Lobeliaceae.
- loganiaceous — belonging to the plant family Loganiaceae.
- logodaedalus — a person who uses words with skill or cunning
- long measure — Also called long meter. Prosody. a four-line stanza in iambic tetrameter, often used in hymns, with the second and fourth lines rhyming and sometimes the first and third lines rhyming as well.
- loudspeakers — Plural form of loudspeaker, especially a pair for a left and right channel.
- louise bogan — Louise, 1897–1970, U.S. poet.
- lug foresail — a gaff foresail having no boom or sometimes a partial boom.
- macronucleus — the larger of the two types of nuclei occurring in ciliate protozoans, having a multiple set of chromosomes and functioning in cell metabolism and protein synthesis.
- macropterous — having long or large wings or fins.
- 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.
- malnourished — poorly or improperly nourished; suffering from malnutrition: thin, malnourished victims of the famine.
- 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.
- 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.
- 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.