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

  • 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
  • compartmentalizing — Present participle of compartmentalize.
  • 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
  • conceptual realism — the doctrine that universals have real and independent existence.
  • controllable-pitch — (of a marine or aircraft propeller) having blades whose pitch can be changed during navigation or flight; variable-pitch.
  • corpuscular theory — the theory, originally proposed by Newton, and revived with the development of the quantum theory, that light consists of a stream of particles
  • cranial osteopathy — osteopathy that focuses on the cranium and the spine
  • creeping paralysis — any slow process that causes a system, government, etc, to stop working efficiently
  • crystal microphone — a microphone that uses a piezoelectric crystal to convert sound energy into electrical energy
  • cumberland plateau — division of the W Appalachians, extending from S W.Va. to N Ala.
  • cyclopean concrete — concrete containing stones larger than 6 inches (15 cm).
  • daisywheel printer — (printer)   A kind of impact printer where the characters are arranged on the ends of the spokes of a wheel (resembling the petals on a daisy). The wheel (usually made of plastic) is rotated to select the character to print and then an electrically operated hammer mechanism bends the selected spoke forward slightly, sandwiching an ink ribbon between the character and the paper, as in a typewriter. One advantage of this arrangement over that of a typewriter is that different wheels may be inserted to produce different typefaces.
  • decachlorobiphenyl — (organic compound) The fully chlorinated polychlorinated biphenyl containing ten chlorine atoms.
  • decompartmentalize — to remove excessive compartmentalization from (an organization)
  • delaware water gap — a gorge on the boundary between E Pennsylvania and NW New Jersey.
  • delmarva peninsula — a peninsula of the northeast US, between Chesapeake Bay and the Atlantic
  • departmental store — a department store.
  • departure platform — a raised area at a railway station from which passengers can board trains prior to their departing
  • dependent variable — a variable in a mathematical equation or statement whose value depends on that taken on by the independent variable
  • depository library — a library designated by law to receive without charge all or a selection of the official publications of a government.
  • descriptive clause — a relative clause that describes or supplements but is not essential in establishing the identity of the antecedent and is usually set off by commas in English. In This year, which has been dry, is bad for crops the clause which has been dry is a nonrestrictive clause.
  • devil's paintbrush — a perennial European hawkweed (Hieracium aurantiacum) with leafless flower stalks bearing a cluster of orange-red heads: now a common weed in N U.S. and Canada
  • dietary supplement — a substance taken in addition to what you eat in order to promote health
  • dimethyltryptamine — a hallucinogenic drug, C 12 H 16 N 2 , with an action of short duration. Abbreviation: DMT.
  • diphosphoglycerate — an ester of phosphoric acid and glyceric acid that occurs in the blood and that promotes the release of hemoglobin-bound oxygen.
  • diplomatic service — diplomatic corps
  • dispersible tablet — A dispersible tablet is a tablet that disintegrates in water or other liquid.
  • disproportionately — not proportionate; out of proportion, as in size or number.
  • dominican republic — a republic in the West Indies, occupying the E part of the island of Hispaniola. 19,129 sq. mi. (49,545 sq. km). Capital: Santo Domingo.
  • domremy-la-pucelle — a village in Lorraine, NE France, SW of Nancy: birthplace of Joan of Arc.
  • double-page spread — two pages treated as one in a publication, with images or text extending across the binding
  • dry-powder inhaler — A dry-powder inhaler is a device that delivers medication to the lungs in the form of a dry powder.
  • due process of law — the administration of justice in accordance with established rules and principles
  • echoencephalograph — a device that employs reflected ultrasonic waves to examine the position of brain structures.
  • eclipsing variable — a variable star whose changes in brightness are caused by periodic eclipses of two stars in a binary system.
  • eggshell porcelain — a type of very thin translucent porcelain originally made in China
  • ejaculatio praecox — premature ejaculation during sexual intercourse
  • electric potential — the work required to transfer a unit positive electric charge from an infinite distance to a given point against an electric field
  • electroacupuncture — the insertion into the body of one or more needles through which an electric current is passed
  • electrocardiograph — A machine used for electrocardiography.
  • electron transport — the metabolic process in mitochondria or chloroplasts, in which electrons are transferred in stages from energy-rich compounds to molecular oxygen with liberation of energy
  • electrophotography — Any of several methods of photocopying in which an image is created and then transferred between surfaces using static electricity.
  • electrotherapeutic — Relating to electrotherapeutics.
  • elizabeth petrovna — 1709-62; empress of Russia (1741-62): daughter of Peter I
  • entrepreneurialism — The spirit or state of acting in an entrepreneurial manner.
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