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21-letter words containing e, m, u, s

  • potassium thiocyanate — a colorless, crystalline, hygroscopic, water-soluble solid, KSCN, used chiefly in the manufacture of chemicals, dyes, and drugs.
  • premenstrual syndrome — a complex of physical and emotional changes, including depression, irritability, appetite changes, bloating and water retention, breast soreness, and changes in muscular coordination, one or more of which may be experienced in the several days before the onset of menstrual flow. Abbreviation: PMS.
  • premium savings bonds — (in Britain) bonds issued by the Treasury since 1956 for purchase by the public. No interest is paid but there is a monthly draw for cash prizes of various sums
  • pressure-vacuum valve — a valve for relieving a sealed tank of any pressure or vacuum exceeding acceptable limits.
  • prince rupert's metal — a brass composed of from about 60 to 85 percent copper and about 15 to 40 percent zinc, used to imitate gold.
  • probable maximum loss — Probable maximum loss is the maximum amount of loss that can be expected under normal circumstances.
  • 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
  • public address system — loudspeaker
  • public-address system — a combination of electronic devices that makes sound audible via loudspeakers to many people, as in an auditorium or out of doors.
  • pulse code modulation — a form of modulation that transforms a wave-form, as an audio signal, into a binary signal in which information is conveyed by a coded order of pulses for transmission, storage on a disk, or processing by a computer. Abbreviation: PCM.
  • pulse-code modulation — a form of modulation that transforms a wave-form, as an audio signal, into a binary signal in which information is conveyed by a coded order of pulses for transmission, storage on a disk, or processing by a computer. Abbreviation: PCM.
  • pulse-time modulation — radio transmission in which the carrier is modulated to produce a series of pulses timed to transmit the amplitude and pitch of a signal. Abbr.: PTM.
  • purchasing department — the group of staff within an organization that is responsible for buying goods or products
  • put someone wise (to) — to give someone information, an explanation, etc. (about); enlighten someone (concerning)
  • put someone's back up — to annoy someone
  • put something over on — to deceive; trick
  • quartermaster general — a general in command of the Quartermaster Corps.
  • queer someone's pitch — to upset someone's plans
  • reduced circumstances — If you say that someone is living in reduced circumstances, you mean that they do not have as much money as they used to have.
  • registration document — a document giving identification details of a motor vehicle, including its manufacturer, date of registration, engine and chassis numbers, and owner's name
  • requirements analysis — (project)   The process of reviewing a business's processes to determine the business needs and functional requirements that a system must meet.
  • residual unemployment — the unemployment that remains in periods of full employment, as a result of those mentally, physically, or emotionally unfit to work
  • rocky mountain oyster — mountain oyster.
  • roodepoort-maraisburg — a city in S Transvaal, in the NE Republic of South Africa.
  • rub someone's nose in — to keep reminding someone of something unpleasant, as a mistake made
  • 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.
  • saint elias mountains — a mountain range between SE Alaska and the SW Yukon, Canada. Highest peak: Mount Logan, 5959 m (19 550 ft)
  • saint martin's summer — mild, warm weather similar to Indian summer, occurring in November.
  • saint-maur-des-fosses — a town in N central France, near Paris, on the Marne River.
  • san gabriel mountains — a mountain range in S California, N of Los Angeles. Highest peak, San Antonio Peak, 10,080 feet (3072 meters).
  • santo tome de guayana — a city in NE Venezuela, on the Orinoco River.
  • saponification number — the number of milligrams of potassium hydroxide required to saponify one gram of a given ester, especially a glyceride.
  • 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 —
  • sedimentary sequences — Sedimentary sequences are layers of rock which are derived from weathered rocks, biogenic (= of living organisms) activity, or precipitation from solution.
  • 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
  • simple actor language — (language)   (SAL) A minimal actor language, used for teaching in:
  • sodium metabisulphite — an inorganic compound with the chemical formula Na2S2O5 that is used as a preservative, antioxidant and disinfectant
  • someone's name is mud — someone is disgraced
  • someone's strong suit — a person's greatest talent, most conspicuous character trait, etc.
  • special court-martial — a court-martial established to try violations of military law less serious than those tried by a general court-martial but more serious than those tried by a summary court-martial.
  • spin angular momentum — to make (yarn) by drawing out, twisting, and winding fibers: Pioneer women spun yarn on spinning wheels.
  • subjective complement — subject complement.
  • subliminal perception — perception of or reaction to a stimulus that occurs without awareness or consciousness
  • submerged arc welding — a type of heavy electric-arc welding using mechanically fed bare wire with the arc submerged in powdered flux to keep out oxygen
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