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20-letter words containing d, r

  • prima-facie evidence — evidence that is sufficient to establish a fact or to raise a presumption of the truth of a fact unless controverted
  • prince edward island — an island in the Gulf of St. Lawrence, forming a province of Canada: 2184 sq. mi. (5655 sq. km). Capital: Charlottetown.
  • prince rupert's drop — a glass bead in the shape of a teardrop, a by-product of the glass-making process, formed by molten glass falling into water. The body of the drop can withstand great force, for example a hammer blow, but the whole will explode if the tail is nipped or the surface scored
  • prince william sound — a sound in the Gulf of Alaska, on the S coast of Alaska: S end of Trans-Alaska oil pipeline at port of Valdez.
  • procedural agreement — regulations agreed between the parties to collective bargaining, defining the bargaining units, bargaining scope, procedures for collective bargaining, and the facilities to be provided to trade union representatives
  • production agreement — a contract concerning the production or manufacture of something
  • prohibited substance — a substance, such as a drug, etc, that is banned or forbidden by law or other authority
  • proof of the pudding — the true value or quality of something, as seen when it is experienced, tried, or put to use: The proof of the pudding for a business is what customers say about it.
  • property development — the business of buying land and buildings and then making improvements to them so that their selling price exceeds the price paid for them
  • proprietary medicine — a drug or agent manufactured and distributed under a trade name
  • prosthetic dentistry — prosthodontics.
  • pseudoparenchymatous — (in certain fungi and red algae) a compact mass of tissue, made up of interwoven hyphae or filaments, that superficially resembles plant tissue.
  • public administrator — an official of a city, county, or state government.
  • public lending right — (in Britain) an act of Parliament that directs compensation to an author for the library loan of his or her book.
  • public record office — an institution in which official records are stored and kept available for inspection by the public
  • pure lambda-calculus — Lambda-calculus with no constants, only functions expressed as lambda abstractions.
  • put the hard word on — to ask or demand something from
  • quadrantal corrector — either of two soft-iron spheres attached to each side of a binnacle, intended to correct the compass deviation (quadrantal deviation) resulting from magnetism from ferrous metal in a ship.
  • quantum field theory — any theory in which fields are treated by the methods of quantum mechanics; each field can then be regarded as consisting of particles of a particular kind, which may be created and annihilated.
  • queensland arrowroot — a South American and West Indian herb, Canna edulis, having large sheathing leaves, red flowers, and edible rhizomes.
  • radial triangulation — triangulation based upon lines radiating from the center of each of two overlapping photographs to certain objects appearing on each photograph.
  • radiation resistance — the resistive component of the impedance of a radio transmitting aerial that arises from the radiation of power
  • radio interferometer — any of several different types of instrumentation designed to observe interference patterns of electromagnetic radiation at radio wavelengths: used in the discovery and measurement of radio sources in the atmosphere.
  • random access memory — RAM.
  • random-access memory — RAM.
  • rapid reaction force — a force that can be deployed swiftly to a site of conflict or potential conflict
  • rapid transit system — a rail or other system providing rapid public transport
  • raynaud's phenomenon — a secondary circulatory disorder, often associated with a primary vascular disease, characterized by changes of blood flow resulting in white, bluish, or red hands and feet
  • read the riot act to — to command to stop doing something regarded as wrong, under threat of punishment
  • read-eval-print loop — (language, LISP, programming)   (REPL) A programming structure within LISP which repeatedly reads a form from the user, evaluates it, and displays the result. A read-eval-print loop forms the basis of the Top-Level shell that programmers of the LISP family of languages interact with. In many dialects of LISP a very simple REPL could be implemented as: (loop (print (eval (read)))). (2003-06-23)
  • recommended standard — (standard)   (RS) A series of EIA standards including EIA-232.
  • recursive definition — a definition consisting of a set of rules such that by repeated application of the rules the meaning of the definiendum is uniquely determined in terms of ideas that are already familiar.
  • red badge of courage — a novel (1895) by Stephen Crane.
  • red mercuric sulfide — a crystalline, water-insoluble, poisonous compound, HgS, occurring as a coarse, black powder (black mercuric sulfide) or as a fine, bright-scarlet powder (red mercuric sulfide) used chiefly as a pigment and as a source of the free metal.
  • red-carpet treatment — deferential treatment accorded to a person of importance
  • red-legged partridge — a partridge, Alectoris rufa, having a reddish tail, red legs and bill, and flanks barred with chestnut, black, and white: common on farmlands and heaths in SW Europe, including Britain
  • red-winged blackbird — a North American blackbird, Agelaius phoeniceus, the male of which is black with scarlet patches, usually bordered with buff or yellow, on the bend of the wing.
  • redcar and cleveland — a unitary authority in NE England, in North Yorkshire: formerly (1975–96) part of Cleveland county. Pop: 139 100 (2003 est). Area: 240 sq km (93 sq miles)
  • redheaded woodpecker — a North American woodpecker (Melanerpes erythrocephalus), with a bright-red head and neck, black back, and white underparts
  • reductio ad absurdum — a reduction to an absurdity; the refutation of a proposition by demonstrating the inevitably absurd conclusion to which it would logically lead.
  • redundancy agreement — an agreement over the sum of money given by an employer to an employee who has been made redundant
  • refuse disposal unit — a unit or part of a sink that disposes of waste food, etc, by grinding
  • regional development — aid-giving to poorer areas or countries
  • registered dietitian — a person who has fulfilled all the educational and examination requirements of the American Dietetic Association for recognition as a qualified nutrition specialist.
  • registered trademark — brand name
  • relative deprivation — the perception of an unfair disparity between one's situation and that of others.
  • reminder advertising — a type of advertising designed to remind customers that an existing or well-known product is still available and for sale
  • republic of maldives — a republic occupying an archipelago of 1087 coral islands in the Indian Ocean, southwest of Sri Lanka: came under British protection in 1887; became independent in 1965 and a republic in 1968; member of the Commonwealth (1982–2016). The economy and infrastructure were severely damaged in the Indian Ocean tsunami of December 2004. Official language: Divehi. Official religion: (Sunni) Muslim. Currency: rufiyaa. Capital: Malé. Pop: 393 988 (2013 est). Area: 298 sq km (115 sq miles)
  • return from the dead — (jargon)   To regain access to the net after a long absence. Compare person of no account.
  • revolving presidency — a form of presidency in which the president and vice-president, or countries or bodies acting as such, switch roles after a set period and then back again and so on
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