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18-letter words containing o, p, e, r, a

  • brand-name product — A brand-name product is one which is made by a well-known manufacturer and has the manufacturer's label on it.
  • broad-leaved maple — a maple, Acer macrophyllum, of western North America, characterized by dark green, thickened leaves that may reach 12 inches (30 cm) or more in width.
  • c-reactive protein — a globulin in the blood produced by the liver in response to inflammation
  • calcium propionate — a white, water-soluble powder, CaC 6 H 10 O 4 , used in bakery products to inhibit the growth of fungi.
  • calliper compasses — an instrument for measuring internal or external dimensions, consisting of two steel legs hinged together
  • cape breton island — an island off SE Canada, in NE Nova Scotia, separated from the mainland by the Strait of Canso: its easternmost point is Cape Breton. Pop: 132 298 (2006). Area: 10 280 sq km (3970 sq miles)
  • career development — a progression through a series of jobs, each with more responsibility and a higher income than the last
  • carpenterworm moth — any moth of the family Cossidae, as Prionoxystus robiniae of the U.S. and southern Canada, whose larvae bore into the trunks and branches of oaks, locusts, and other trees.
  • cassiopeia's chair — the five brightest stars in the constellation Cassiopeia that seem to form the shape of a W or M
  • castration complex — an unconscious fear of having one's genitals removed, as a punishment for wishing to have sex with a parent
  • catastrophe theory — a mathematical theory that classifies surfaces according to their form
  • cathode dark space — Crookes dark space.
  • cellular telephone — a mobile phone
  • central projection — a projection of one plane onto a second plane such that a point on the first plane and its image on the second plane lie on a straight line through a fixed point not on either plane.
  • chagos archipelago — group of islands in the Indian Ocean 1,180 mi (1,899 km) northeast of Mauritius, comprising the British Indian Ocean Territory: chief island, Diego Garcia
  • checkpoint charlie — a crossing between East and West Berlin during the Cold War
  • chloroacetophenone — a white, crystalline, water-insoluble, poisonous solid, C 8 H 7 ClO, used in solution as a tear gas. Abbreviation: CN.
  • chromolithographer — One engaged in chromolithography.
  • cleopatra's needle — either of two Egyptian obelisks, originally set up at Heliopolis about 1500 bc: one was moved to the Thames Embankment, London, in 1878, the other to Central Park, New York, in 1880
  • closed corporation — a corporation the stock of which is owned by a small number of persons and is rarely traded on the open market
  • closed scholarship — a scholarship for which only certain people, such as those from a particular school or with a particular surname, are eligible
  • color transparency — a positive color image photographically produced on transparent film or glass and viewed by transmitted light, usually by projection.
  • colour temperature — the temperature of a black-body radiator at which it would emit radiation of the same chromaticity as the light under consideration
  • combined operation — a military operation carried out jointly by allied forces
  • come the raw prawn — to attempt deception
  • commando operation — a major operation for treatment of cancer of the head and neck, involving removal of many facial structures and subsequent surgical reconstruction
  • comparative method — a body of procedures and criteria used by linguists to determine whether and how two or more languages are related and to reconstruct forms of their hypothetical parent language.
  • comparison shopper — an employee of a retail store hired to visit competing stores in order to gather information regarding styles, quality, prices, etc., of merchandise offered by competitors.
  • compartmentalizing — Present participle of compartmentalize.
  • compensation award — an amount of money awarded as compensation in a court case
  • compensation order — (in Britain) the requirement of a court that an offender pay compensation for injury, loss, or damage resulting from an offence, either in preference to or as well as a fine
  • complementarianism — The doctrine that genders in a society should have complementary roles.
  • complementary base — either of the nucleotide bases linked by a hydrogen bond on opposite strands of DNA or double-stranded RNA: guanine is the complementary base of cytosine, and adenine is the complementary base of thymine in DNA and of uracil in RNA.
  • complementary gene — one of a pair of genes, each from different loci, that together are required for the expression of a certain characteristic
  • complexity measure — (algorithm)   A quantity describing the complexity of a computation.
  • compliance officer — a specialist, usually a lawyer, employed by a financial group operating in a variety of fields and for multiple clients to ensure that no conflict of interest arises and that all obligations and regulations are complied with
  • compressor program — a computer program that compresses data
  • compressor station — A compressor station is a facility with several compressors (= devices that increase the pressure of air or natural gas) and other equipment to pump natural gas under pressure over long distances.
  • computer animation — animated film or video that is generated by computers
  • computer-generated — produced by a computer program
  • concentration camp — A concentration camp is a prison in which large numbers of ordinary people are kept in very bad conditions, usually during a war.
  • concentration span — the length of time a person can concentrate on something
  • conceptual realism — the doctrine that universals have real and independent existence.
  • conjugated protein — a biochemical compound consisting of a sequence of amino acids making up a simple protein to which another nonprotein group (a prosthetic group), such as a carbohydrate or lipid group, is attached
  • connected subgraph — (mathematics)   A connected graph consisting of a subset of the nodes and edges of some other graph.
  • conservative party — The Conservative Party is the main right-of-centre party in Britain.
  • constituency party — a branch of a political party operating within a constituency
  • construction paper — Construction paper is a type of stiff, colored paper that children use for drawing and for making things.
  • controllable-pitch — (of a marine or aircraft propeller) having blades whose pitch can be changed during navigation or flight; variable-pitch.
  • conversation piece — something, esp an unusual object, that provokes conversation
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