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

  • prader-willi syndrome — a congenital condition characterized by obsessive eating, obesity, learning difficulties, and small genitalia
  • 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
  • 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).
  • 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
  • reckless endangerment — a crime whereby a person behaves in a reckless manner which creates a substantial risk of serious physical injury to another person
  • 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
  • residual unemployment — the unemployment that remains in periods of full employment, as a result of those mentally, physically, or emotionally unfit to work
  • 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-maur-des-fosses — a town in N central France, near Paris, on the Marne River.
  • sampling distribution — the distribution of a statistic based on all possible random samples that can be drawn from a given population.
  • sanitation department — the department of local government responsible for collecting and disposing of refuse
  • santo tome de guayana — a city in NE Venezuela, on the Orinoco River.
  • sao bernardo do campo — a city in SE Brazil, SE of São Paulo.
  • 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.
  • 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
  • second-hand endowment — A second-hand endowment is a traditional with-profits endowment policy that has been sold to a new owner part way through its term.
  • secondary containment — Secondary containment is a system for dealing with hazardous spills.
  • sedimentary sequences — Sedimentary sequences are layers of rock which are derived from weathered rocks, biogenic (= of living organisms) activity, or precipitation from solution.
  • semantic differential — a technique for measuring the connotative meaning of concepts by having an individual rate each concept on a series of graduated scales, each scale defined by a pair of polar adjectives, as good–bad or strong–weak.
  • serbia and montenegro — a former country in SE Europe, consisting of the republics of Serbia and Montenegro; replaced the Federal Republic of Yugoslavia in 2003, and dissolved in 2006 following Montenegro’s decision to secede
  • seven-segment display — (electronics)   (SSD) A kind of display element consisting of seven independently controllable lines arranged as a rectangular figure eight. A seven-segment display is the simplest device that can display any of the digits zero to nine (and some other characters) by lighting different combinations of lines. They are often seen in electronic calculators or measuring equipment.
  • seventeenth amendment — an amendment to the U.S. Constitution, ratified in 1913, providing for the election of two U.S. senators from each state by popular vote and for a term of six years.
  • shams ud-din mohammed — (Shams ud-din Mohammed) c1320–89? Persian poet.
  • sierra madre oriental — the system of mountains in the east of Mexico
  • sir william alexander — Sir William (Alexander) 1867–1957, Scottish lexicographer and philologist.
  • slatwall merchandiser — A slatwall merchandiser is a three-dimensional display unit with grooves cut into its surface into which metal hanging rails can be fixed at various heights.
  • social administration — the administration and maintenance of issues to do with social policies and welfare
  • sodium metabisulphite — an inorganic compound with the chemical formula Na2S2O5 that is used as a preservative, antioxidant and disinfectant
  • somatization disorder — a mental illness, usually beginning before age 20, characterized by multiple physical complaints for which no physical causes can be found and often leading to unnecessary treatment or surgery and to severe disability.
  • someone's name is mud — someone is disgraced
  • stem-and-leaf diagram — a histogram in which the data points falling within each class interval are listed in order
  • step-down transformer — a device that transfers an alternating current from one circuit to one or more other circuits with a decrease of voltage
  • stock list department — (in an American stock exchange) the department dealing with monitoring compliance with its listing requirements and rules
  • stokes-adams syndrome — unconsciousness accompanying atrioventricular heart block, sometimes characterized by weakness, irregular pulse, and intermittent convulsive or nonconvulsive seizures.
  • strategic air command — a U.S. Air Force command charged with intercontinental air strikes, especially nuclear attacks.
  • 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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