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19-letter words containing n, a, i, l, p, o

  • population genetics — the branch of genetics concerned with the hereditary makeup of populations.
  • population pressure — the force exerted by a growing population upon its environment, resulting in dispersal or reduction of the population.
  • port jackson willow — an Australian acacia tree, Acacia cyanophylla, introduced in the 19th century into South Africa, where it is now regarded as a pest
  • positional notation — a type of numeration in which the position of a digit affects its value.
  • post-and-rail fence — a fence constructed of upright wooden posts with horizontal timber slotted through it
  • postal savings bank — any of the savings banks formerly operated by local post offices and limited to small accounts.
  • posttranscriptional — Genetics, Biochemistry. occurring after the formation of RNA from DNA but before the RNA strand leaves the nucleus.
  • preferential voting — a system of voting designed to permit the voter to indicate an order of preference for the candidates on the ballot.
  • preproduction trial — a trial to test a prototype of a product before the product goes into full-scale production
  • presentation skills — the set of techniques and skills required successfully to present oral information to others
  • pride-of-california — a shrubby plant, Lathyrus splendens, of the legume family, native to southern California, having showy clusters of pale rose-pink, violet, or magenta flowers and large, smooth, beaked pods.
  • production platform — offshore power station
  • professional advice — advice given by someone trained in a particular and relevant profession or job
  • professional school — a postgraduate school or college which trains students for a particular profession
  • professionalization — to give a professional character or status to; make into or establish as a profession.
  • programmed learning — a progressively monitored, step-by-step teaching method, employing small units of information or learning material and frequent testing, whereby the student must complete or pass one stage before moving on to the next.
  • propositional logic — (logic)   (or "propositional calculus") A system of symbolic logic using symbols to stand for whole propositions and logical connectives. Propositional logic only considers whether a proposition is true or false. In contrast to predicate logic, it does not consider the internal structure of propositions.
  • pseudo-experimental — pertaining to, derived from, or founded on experiment: an experimental science.
  • pseudo-intellectual — a person exhibiting intellectual pretensions that have no basis in sound scholarship.
  • pseudo-professional — following an occupation as a means of livelihood or for gain: a professional builder.
  • psychological novel — a novel that focuses on the complex mental and emotional lives of its characters and explores the various levels of mental activity.
  • psychotechnological — of or relating to psychotechnology
  • pyrenees-orientales — a department in S France. 1600 sq. mi. (4145 sq. km). Capital: Perpignan.
  • radiation potential — the potential in volts that must be applied to an atom or molecule to cause it to emit radiation at one of its characteristic frequencies.
  • reciprocal exchange — an unincorporated association formed so that its members can participate in reciprocal insurance.
  • reciprocal leveling — leveling between two widely separated points in which observations are made in both directions to eliminate the effects of atmospheric refraction and the curvature of the earth.
  • reconceptualization — to form into a concept; make a concept of.
  • reduction potential — (in a galvanic cell) the potential of the electrode at which reduction occurs.
  • relative complement — the set of elements contained in a given set that are not elements of another specified set.
  • relocation expenses — Relocation expenses are a sum of money that a company pays to someone who moves to a new area in order to work for the company. The money is to help them pay for moving house.
  • representationalism — Also called representative realism. Epistemology. the view that the objects of perception are ideas or sense data that represent external objects, especially the Lockean doctrine that the perceived idea represents exactly the primary qualities of the external object.
  • republic of ireland — John, 1838–1918, U.S. Roman Catholic clergyman and social reformer, born in Ireland: archbishop of St. Paul, Minn., 1888–1918.
  • republic of vietnam — the name (from 1955–75) for South Vietnam, as an independent republic, following the division of the country in 1954 into North Vietnam and South Vietnam
  • resorcinolphthalein — fluorescein.
  • satellite telephone — a type of mobile phone that connects to orbiting artificial satellites rather than terrestrial cell sites
  • sea floor spreading — a process in which new ocean floor is created as molten material from the earth's mantle rises in margins between plates or ridges and spreads out.
  • sea-floor spreading — a process in which new ocean floor is created as molten material from the earth's mantle rises in margins between plates or ridges and spreads out.
  • self-interpretation — the act of interpreting; elucidation; explication: This writer's work demands interpretation.
  • self-representation — the act of representing.
  • sexual reproduction — reproduction involving the union of gametes.
  • sexual stereotyping — the formation or promotion of a fixed general idea or image of how men and women will behave
  • shopping facilities — shops or other retail services
  • social anthropology — study of human culture
  • spaghetti bolognese — Italian dish of pasta and tomato sauce
  • specular reflection — Specular reflection is reflection of heat or light in which the angles of different parts of the surface are important.
  • speculative fiction — a broad literary genre encompassing any fiction with supernatural, fantastical, or futuristic elements
  • spherical astronomy — the branch of astronomy dealing with the determination of the positions of celestial bodies on the celestial sphere.
  • splinterproof glass — glass that is designed not to form sharp splinters should it be shattered
  • spread oneself thin — to draw, stretch, or open out, especially over a flat surface, as something rolled or folded (often followed by out).
  • stabilization print — a print made by the stabilization process.
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