19-letter words containing o, r, s, i, u
- incommensurableness — (rare) Incommensurability.
- index expurgatorius — a list of books now included in the Index Librorum Prohibitorum, forbidden to be read except from expurgated editions.
- instrumentalisation — (philosophy) The treatment of an idea as an instrument that functions as a guide to action.
- instrumentalization — Alternative spelling of instrumentalisation.
- inter-institutional — of, relating to, or established by institution.
- internal-combustion — of or relating to an internal-combustion engine.
- intracutaneous test — a test for immunity or allergy to a particular antigen by observing the local reaction following injection of a small amount of the antigen into the skin.
- isidorus of miletus — flourished 6th century a.d, Byzantine engineer. He was one of the architects of Hagia Sophia; (originally an Orthodox cathedral and currently a museum in Istanbul, Turkey).
- isobutyl propionate — a colorless liquid, C 7 H 14 O 2 , used chiefly as a paint, varnish, and lacquer solvent.
- it serves you right — If you say it serves someone right when something unpleasant happens to them, you mean that it is their own fault and you have no sympathy for them.
- jacques montgolfier — Jacques Étienne [zhahk ey-tyen] /ʒɑk eɪˈtyɛn/ (Show IPA), 1745–99, and his brother Joseph Michel [zhaw-zef mee-shel] /ʒɔˈzɛf miˈʃɛl/ (Show IPA) 1740–1810, French aeronauts: inventors of the first practical balloon 1783.
- jerusalem artichoke — Also called girasol. a sunflower, Helianthus tuberosus, having edible, tuberous, underground stems or rootstocks.
- judicial separation — a decree of legal separation of spouses that does not dissolve the marriage bond.
- junction transistor — a bipolar transistor consisting of two p-n junctions combined to form either an n-p-n or a p-n-p transistor, having the three electrodes, the emitter, base, and collector
- keyboard instrument — any musical instrument that is played using a keyboard
- leisure occupations — activities which you enjoy and which you perform in your free time
- life-support system — A life-support system is the same as a life-support machine.
- limit of resolution — the capacity of an optical system to resolve point objects as separate images.
- liouville's theorem — the theorem that every function of a complex variable, bounded and differentiable for all finite values of the variable, is a constant function.
- liquorice all-sorts — a brand of assorted sweets containing liquorice as well as coloured candy made of sugar, gelatine, and coconut
- lose no opportunity — If you say that someone loses no opportunity to do or say a particular thing, you are emphasizing that they do it or say it whenever it is possible.
- lose your virginity — When you lose your virginity, you have sex for the first time.
- louis ii de bourbon — Condé, Prince de.
- machine instruction — (programming) The smallest element of a machine code program.
- magnesium carbonate — a white powder, MgCO 3 , insoluble in water and alcohol, soluble in acids, used in dentifrices and cosmetics, in medicine as an antacid, and as a refractory material.
- magnesium hydroxide — a white, crystalline, slightly water-soluble powder, Mg(OH) 2 , used chiefly in medicine as an antacid and as a laxative.
- manual transmission — an automotive transmission in which the driver shifts gears manually.
- matthias i corvinus — ?1440–90, king of Hungary (1458–90): built up the most powerful kingdom in Central Europe. A patron of Renaissance art, he founded the Corvina library, one of the finest in Europe
- maturation division — a stage in meiosis during which the chromosomal number of the reproductive cell is reduced to one chromosome from each original chromosome pair.
- means of production — resources: equipment, workers
- membership function — fuzzy subset
- missouri compromise — an act of Congress (1820) by which Missouri was admitted as a slave state, Maine as a free state, and slavery was prohibited in the Louisiana Purchase north of latitude 36°30′N, except for Missouri.
- missouri meerschaum — corncob (def 2).
- modulus of rigidity — shear modulus.
- molecular biologist — a specialist in the study of biological phenomena at the molecular level
- mount desert island — an island off the coast of E central Maine: summer resort; forms part of Acadia National Park. 14 miles (23 km) long; 8 miles (13 km) wide.
- mouse-ear chickweed — any of various similar and related plants of the genus Cerastium
- mucopolysaccharides — Plural form of mucopolysaccharide.
- mushroom ventilator — a ventilator having at the top of a vertical shaft a broad rounded cap that can be screwed down to close it.
- music to one's ears — something that is very pleasant to hear
- muster in (or out) — to enlist in (or discharge from) military service
- mutual masturbation — the act of two or more people masturbating each other
- narcotics anonymous — an organization that helps drug users recover from drug addiction
- neuropsychodynamics — The theoretical synthesis of neuroscience and psychodynamics.
- neurotransmissional — Relating to neurotransmission.
- new year resolution — a promise to yourself or decision to do something, especially to improve one's behaviour or lifestyle in some way, during the year ahead
- new york university — (NYU) Established in 1831, New York University today includes thirteen schools, colleges and divisions located in New York City's borough of Manhattan, as well as research centers and programs in the surrounding suburbs and abroad.
- nicolaus copernicus — Nicolaus [nik-uh-ley-uh s] /ˌnɪk əˈleɪ əs/ (Show IPA), (Mikolaj Kopernik) 1473–1543, Polish astronomer who promulgated the now accepted theory that the earth and the other planets move around the sun (the Copernican System)
- nine plus two array — the arrangement of microtubules in a flagellum or cilium, consisting of a ring of nine evenly spaced couplets surrounding two central singlets. Symbol: 9 + 2.
- normal distribution — a theoretical frequency distribution represented by a normal curve.