21-letter words containing m, u, s, h
- no smoke without fire — the evidence strongly suggests something has indeed happened
- northumberland strait — the part of the Gulf of St. Lawrence that separates Prince Edward Island from New Brunswick and Nova Scotia, in SE Canada. About 200 miles (320 km) long; 9–30 miles (15–48 km) wide.
- ploughman's spikenard — a European plant, Inula conyza, with tubular yellowish flower heads surrounded by purple bracts: family Asteraceae (composites)
- potassium diphosphate — any of the three orthophosphates of potassium ((potassium monophosphate) (K 2 HPO 4), (potassium diphosphate) (KH 2 PO 4), and (tripotassium phosphate) (K 3 PO 4) )
- potassium thiocyanate — a colorless, crystalline, hygroscopic, water-soluble solid, KSCN, used chiefly in the manufacture of chemicals, dyes, and drugs.
- prone pressure method — a method of artificial respiration in which the patient is placed face downward, pressure then being rhythmically applied with the hands to the lower part of the thorax.
- pseudohermaphroditism — an individual having internal reproductive organs of one sex and external sexual characteristics resembling those of the other sex or being ambiguous in nature. Compare hermaphrodite (def 1).
- psychoneuroimmunology — the study of the effects of psychological factors on the immune system
- purchasing department — the group of staff within an organization that is responsible for buying goods or products
- put something over on — to deceive; trick
- queer someone's pitch — to upset someone's plans
- s-k reduction machine — An abstract machine defined by Professor David Turner to evaluate combinator expressions represented as binary graphs. Named after the two basic combinators, S and K.
- sb/sth reigns supreme — Someone or something that reigns supreme is the most important or powerful element in a situation or period of time.
- secure hash algorithm —
- shams ud-din mohammed — (Shams ud-din Mohammed) c1320–89? Persian poet.
- sherman antitrust act — an act of Congress (1890) prohibiting any contract, conspiracy, or combination of business interests in restraint of foreign or interstate trade.
- shoot off one's mouth — to hit, wound, damage, kill, or destroy with a missile discharged from a weapon.
- shoot one's mouth off — to talk indiscreetly
- sodium metabisulphite — an inorganic compound with the chemical formula Na2S2O5 that is used as a preservative, antioxidant and disinfectant
- symphonie fantastique — a programmatic symphony (1830–31) in five movements by Hector Berlioz.
- the (norman) conquest — the conquering of England by the Normans under William the Conqueror in 1066
- the executive mansion — the White House
- the student community — the body of students in further and higher education, considered as a whole
- the supreme sacrifice — the sacrifice of one's life
- throw someone a curve — a continuously bending line, without angles.
- to be mixed up in sth — if you are mixed up in something, usually something bad, you are involved in it
- to mix your metaphors — If you mix your metaphors, you use two conflicting metaphors. People do this accidentally, or sometimes deliberately as a joke.
- tsutsugamushi disease — scrub typhus.
- youth training scheme — (formerly, in Britain) a scheme, run by the Training Agency, to provide vocational training for unemployed 16–17-year-olds