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18-letter words containing p, l, a, n, t

  • 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.
  • checkpoint charlie — a crossing between East and West Berlin during the Cold War
  • chemical potential — a thermodynamic function of a substance in a system that is the partial differential of the Gibbs function of the system with respect to the number of moles of the substance
  • chloroacetophenone — a white, crystalline, water-insoluble, poisonous solid, C 8 H 7 ClO, used in solution as a tear gas. Abbreviation: CN.
  • clean up one's act — to start to behave in a responsible manner
  • 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
  • clinical pathology — the branch of pathology dealing with the study of disease and disease processes by means of chemical, microscopic, and serologic examinations.
  • closed corporation — a corporation the stock of which is owned by a small number of persons and is rarely traded on the open market
  • color transparency — a positive color image photographically produced on transparent film or glass and viewed by transmitted light, usually by projection.
  • community hospital — (in the US) a local hospital
  • companion planting — the cultivation of different types of plants in close proximity so as to benefit each other, as planting a deer-repellent plant in a flower garden.
  • 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
  • conceptual realism — the doctrine that universals have real and independent existence.
  • conceptualisations — Plural form of conceptualisation.
  • conceptualizations — Plural form of conceptualization.
  • controllable-pitch — (of a marine or aircraft propeller) having blades whose pitch can be changed during navigation or flight; variable-pitch.
  • coupling capacitor — A coupling capacitor is a capacitor that is used to transmit an alternating current signal from one node to another.
  • cranial osteopathy — osteopathy that focuses on the cranium and the spine
  • 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.
  • decompartmentalize — to remove excessive compartmentalization from (an organization)
  • definitive plumage — the plumage of a bird that, once attained, does not change significantly in color or pattern for the rest of the bird's life.
  • departmental store — a department store.
  • dependent variable — a variable in a mathematical equation or statement whose value depends on that taken on by the independent variable
  • desalination plant — a factory where salt is removed from salt water in order to make the water suitable for drinking and irrigation
  • 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.
  • disability pension — a pension paid to people who are unable to continue to work because of a disability
  • disproportionality — not in proportion; disproportionate.
  • disproportionately — not proportionate; out of proportion, as in size or number.
  • domestic appliance — a machine used for household tasks, for example, a washing machine, refrigerator, etc.
  • 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
  • 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
  • elizabeth petrovna — 1709-62; empress of Russia (1741-62): daughter of Peter I
  • entrepreneurialism — The spirit or state of acting in an entrepreneurial manner.
  • equinoctial spring — either of the two highest spring tides that occur at the equinoxes
  • ethnopsychological — Relating to ethnopsychology.
  • fall-back position — an alternative plan
  • false imprisonment — the unlawful restraint of a person from exercising the right to freedom of movement.
  • farewell-to-spring — a slender, showy plant, Clarkia amoena, of the evening primrose family, native to western North America, having satiny, cup-shaped, lilac-crimson or reddish-pink flowers and roundish fruit.
  • fermat's principle — Optics. the law that the path taken by a ray of light in going from one point to another point will be the path that requires the least time.
  • flat-panel display — a type of thin, lightweight video display that uses liquid crystals or electroluminescence to reflect images.
  • floating partition — a partition running parallel to and between two joists and resting on blocking between them.
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