21-letter words containing s, m, a, i

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.
prader-willi syndrome — a congenital condition characterized by obsessive eating, obesity, learning difficulties, and small genitalia
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
primary sex character — any of the body structures directly concerned in reproduction, as the testes, ovaries, and external genitalia.
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.
private member's bill — In Britain, a Private Member's Bill is a law that is proposed by a Member of Parliament acting as an individual rather than as a member of his or her political party.
probable maximum loss — Probable maximum loss is the maximum amount of loss that can be expected under normal circumstances.
profit-sharing scheme — a scheme employing profit-sharing; a system in which a portion of the net profit of a business is distributed to its employees, usually in proportion to their wages or their length of service
protest demonstration — a manifestation of protest by public rally, parade, etc
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).
psychological primary — one of a set of perceived colours (red, yellow, blue, green, black, and white) that can be used to characterize all other perceived colours
psychomotor agitation — agitation (def 3).
psychomotor-agitation — the act or process of agitating; state of being agitated: She left in great agitation.
public address system — loudspeaker
public administration — the implementation of public policy, largely by the executive branch.
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
racial discrimination — prejudice based on race
reading comprehension — a text that students use to help them improve their reading skills, by reading it and answering questions relating to the text. Sometimes used as a test or examination of reading skills. A reading comprehension can be in the student's own or another language
real operating system — (operating system, abuse) The sort the speaker is used to. People from the BSDophilic academic community are likely to issue comments like "System V? Why don't you use a *real* operating system?", people from the commercial/industrial Unix sector are known to complain "BSD? Why don't you use a *real* operating system?", and people from IBM object "Unix? Why don't you use a *real* operating system?" See holy wars, religious issues, proprietary, Get a real computer!.
recompression chamber — hyperbaric chamber.
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 locust — a migratory locust, Melanoplus spretus, that occurs in North America, especially the Great Plains, where swarms cause great damage to crops and other vegetation.
rocky mountain oyster — mountain oyster.
roodepoort-maraisburg — a city in S Transvaal, in the NE Republic of South Africa.
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.
salam-weinberg theory — the electroweak theory.
sales finance company — a finance company that purchases, at a discount, installment contracts from dealers or that finances retail sales.
sampling distribution — the distribution of a statistic based on all possible random samples that can be drawn from a given population.
san gabriel mountains — a mountain range in S California, N of Los Angeles. Highest peak, San Antonio Peak, 10,080 feet (3072 meters).
san gorgonio mountain — a mountain in S California: highest peak in the San Bernardino Mountains. 11,502 feet (3506 meters).
sanitation department — the department of local government responsible for collecting and disposing of refuse
sao tome and principe — Democratic Republic of, a republic in W Africa, comprising the islands of São Tomé and Príncipe, in the Gulf of Guinea, N of the equator: a former overseas province of Portugal; gained independence in 1975. 372 sq. mi. (964 sq. km). Capital: São Tomé.
saponification number — the number of milligrams of potassium hydroxide required to saponify one gram of a given ester, especially a glyceride.
scalar multiplication — an operation used in the definition of a vector space in which the product of a scalar and a vector is a vector, the operation is distributive over the addition of both scalars and vectors, and is associative with multiplication of scalars
schema definition set — (SDS) Something in Portable Common Tool Environment.
sealed-beam headlight — a headlight in which the reflector and lens are hermetically sealed together with the filament in a single unit.
seating accommodation — the provision of seats for people in a room, building, etc
secondary containment — Secondary containment is a system for dealing with hazardous spills.
secure hash algorithm —

Was this page helpful?

Yes No

Thank you for your feedback! Tell your friends about this page

Tell us why?