19-letter words containing a, d, i, t, u, s
- semiconductor laser — a laser in which a semiconductor is the light-emitting source, used in many medical procedures.
- sexual reproduction — reproduction involving the union of gametes.
- sharp-tailed grouse — a grouse, Pedioecetes phasianellus, of prairies and open forests of western North America, similar in size to the prairie chicken but with a more pointed tail.
- smokestack industry — A smokestack industry is a traditional industry such as heavy engineering or manufacturing, rather than a modern industry such as electronics.
- sodium metasilicate — a white, granular sodium silicate, Na 2 SiO 3 , soluble in water: used in detergents and in bleaching and cleaning products.
- sodium thiosulphate — a white soluble substance used, in the pentahydrate form, in photography as a fixer to dissolve unchanged silver halides and also to remove excess chlorine from chlorinated water. Formula: Na2S2O3
- south african dutch — the Boers.
- specialized subject — a school or university subject that concentrates on a particular field of knowledge
- spider-hunting wasp — any solitary wasp of the superfamily Pompiloidea, having a slender elongated body: the fast-running female hunts spiders as a food store for her larvae
- staff-student ratio — the ratio of teachers to pupils or students in a school, college, or university
- standing broad jump — a jump for distance from a standing position.
- stanford university — (education) A University in the city of Palo Alto, California, noted for work in computing, especially artificial intelligence. See SAIL.
- stationery cupboard — a cupboard where things like paper, pens and paper clips are kept
- strangulated hernia — a hernia, especially of the intestine, that swells and constricts the blood supply of the herniated part, resulting in obstruction and gangrene.
- subjective idealism — a doctrine that the world has no existence independent of sensations or ideas.
- superannuation fund — a fund used for paying pensions
- supercritical fluid — A supercritical fluid is a fluid at a temperature and pressure at which there is no difference between liquid and gas.
- suspended animation — a state of temporary cessation of the vital functions.
- tarnished plant bug — a bug, Lygus lineolaris, of the family Miridae, that is a common and widely distributed pest of alfalfa and other legumes and of peach and other fruit trees.
- trisodium phosphate — sodium phosphate (def 3).
- ultracrepidarianism — noting or pertaining to a person who criticizes, judges, or gives advice outside the area of his or her expertise: The play provides a classic, simplistic portrayal of an ultracrepidarian mother-in-law.
- under consideration — being deliberated
- underrepresentation — the act of representing.
- united presbyterian — a member of the United Presbyterian Church of North America, founded in Pittsburgh in 1858 by a union of two Presbyterian groups.
- vacuum distillation — a process of distillation employing a vacuum that by lowering the pressure on a liquid allows volatilization at a lower temperature than normal.
- visual display unit — video display terminal. Abbreviation: VDU.
- waste disposal unit — an electrically operated fitment in the plughole of a kitchen sink that breaks up food refuse so that it goes down the waste pipe
- west dunbartonshire — a council area of W central Scotland, on Loch Lomond and the Clyde estuary: corresponds to part of the historical county of Dunbartonshire; part of Strathclyde Region from 1975 to 1996: engineering industries. Administrative centre: Dumbarton. Pop: 92 320 (2003 est). Area: 162 sq km (63 sq miles)
- your hands are tied — If you say that your hands are tied, you mean that something is preventing you from acting in the way that you want to.
- zero-base budgeting — a process in government and corporate finance of justifying an overall budget or individual budgeted items each fiscal year or each review period rather than dealing only with proposed changes from a previous budget. Abbreviation: ZBB.