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20-letter words containing s, e, m, i, t, o

  • primary spermatocyte — a male germ cell (primary spermatocyte) that gives rise by meiosis to a pair of haploid cells (secondary spermatocytes) that give rise in turn to spermatids.
  • psychological moment — the proper or critical time for achieving a desired result: She found the right psychological moment to make her request.
  • psychometric testing — the use of psychometric tests, often as a selection method
  • psychomotor epilepsy — temporal-lobe epilepsy.
  • quaker meeting house — a place where Quakers gather for worship
  • real-time processing — data-processing by a computer which receives constantly changing data, such as information relating to air-traffic control, travel booking systems, etc, and processes it sufficiently rapidly to be able to control the source of the data
  • reductio ad absurdum — a reduction to an absurdity; the refutation of a proposition by demonstrating the inevitably absurd conclusion to which it would logically lead.
  • relative atomic mass — the ratio of the average mass per atom of the naturally occurring form of an element to one-twelfth the mass of an atom of carbon-12
  • reservations manager — A reservations manager at a hotel is responsible for the reservations at the hotel.
  • restriction fragment — a length of DNA cut from the strand by a restriction enzyme.
  • retinitis pigmentosa — degeneration of the retina manifested by night blindness and gradual loss of peripheral vision, eventually resulting in tunnel vision or total blindness.
  • return on investment — the amount of profit, before tax and after depreciation, from an investment made, usually expressed as a percentage of the original total cost invested. Abbreviation: ROI.
  • rheumatoid arthritis — a chronic autoimmune disease characterized by inflammation of the joints, frequently accompanied by marked deformities, and ordinarily associated with manifestations of a general, or systemic, affliction.
  • rocky mountain sheep — bighorn.
  • rotations per minute — revolutions per minute
  • royal leamington spa — a city in Warwickshire, central England: health resort.
  • saint john ambulance — an organization that provides first aid and first-aid training
  • satellite chromosome — a type of densely staining chromosome of uncertain biological function, found in many plant and animal species.
  • scientific socialism — Marxist socialism
  • second law of motion — any of three laws of classical mechanics, either the law that a body remains at rest or in motion with a constant velocity unless an external force acts on the body (first law of motion) the law that the sum of the forces acting on a body is equal to the product of the mass of the body and the acceleration produced by the forces, with motion in the direction of the resultant of the forces (second law of motion) or the law that for every force acting on a body, the body exerts a force having equal magnitude and the opposite direction along the same line of action as the original force (third law of motion or law of action and reaction)
  • secure accommodation — an institution where young offenders are kept in custody
  • semiautobiographical — pertaining to or being a fictionalized account of an author's own life.
  • senior aircraftwoman — a rank in the Royal Air Force comparable to that of a private in the army, though not the lowest rank in the Royal Air Force
  • shear transformation — a map of a coordinate space in which one coordinate is held fixed and the other coordinate or coordinates are shifted.
  • single point mooring — monobuoy.
  • snow-on-the-mountain — a North American euphorbiaceous plant, Euphorbia marginata, having white-edged leaves and showy white bracts surrounding small flowers
  • societal development — the formation and transformation of social life, customs, institutions, etc.
  • sodium fluoroacetate — a white, amorphous, water-soluble, poisonous powder, C 2 H 2 FO 2 Na, used as a rodenticide.
  • sodium meta-arsenite — sodium arsenite.
  • sodium metabisulfite — Sodium metabisulfite is a crystalline compound used as an antioxidant.
  • solitary confinement — the confinement of a prisoner in a cell or other place in which he or she is completely isolated from others.
  • sound motion picture — a motion picture with a soundtrack.
  • south american plate — a major tectonic division of the earth's crust, comprising the continent of South America and several ocean basins and bounded on the north by the Caribbean Plate, on the east by the Mid-Atlantic Ridge, on the west by a submarine trench that borders the western coast of the continent, and on the south by the Antarctic Plate.
  • space-time continuum — Also called space-time continuum. the four-dimensional continuum, having three spatial coordinates and one temporal coordinate, in which all physical quantities may be located.
  • st. james-assiniboia — a city in SE Manitoba, in S central Canada: suburb of Winnipeg.
  • stochastic terrorism — the public demonization of a person or group resulting in the incitement of a violent act, which is statistically probable but whose specifics cannot be predicted: The lone-wolf attack was apparently influenced by the rhetoric of stochastic terrorism.
  • stoichiometric ratio — The stoichiometric ratio is the exact ratio between air and flammable gas or vapor at which complete combustion takes place.
  • stokes-adams disease — unconsciousness accompanying atrioventricular heart block, sometimes characterized by weakness, irregular pulse, and intermittent convulsive or nonconvulsive seizures.
  • stony-iron meteorite — a meteorite of roughly equal proportions of metallic iron and stony matter.
  • structural isomerism — Chemistry. the relation of two or more compounds, radicals, or ions that are composed of the same kinds and numbers of atoms but differ from each other in structural arrangement (structural isomerism) as CH 3 OCH 3 and CH 3 CH 2 OH, or in the arrangement of their atoms in space and therefore in one or more properties. Compare optical isomerism, stereoisomerism.
  • sunday-go-to-meeting — most presentable; best: Sunday-go-to-meeting clothes.
  • synoptic meteorology — a branch of meteorology analyzing data collected simultaneously over a wide region, for the purpose of weather forecasting.
  • system international — Système International d'Unités
  • systemic circulation — the circulatory system in general.
  • take pity on someone — If you take pity on someone, you feel sorry for them and help them.
  • take something amiss — to be annoyed or offended by something
  • television programme — a programme broadcast on television
  • terms and conditions — commerce: rules, restrictions
  • the gnomes of zurich — Swiss bankers and financiers
  • the methodist church — a group of people within the Christian religion who follow a system of faith and practice initiated by the English preacher John Wesley (1703–91) and his followers
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