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20-letter words containing a, p, e, n

  • blow up in sb's face — If something that you have planned blows up in your face, it goes wrong unexpectedly, with the result that you suffer.
  • brachiocephalic vein — either of two major veins, formed by the merger of the subclavian and internal jugular veins, that drain blood from the head and arms.
  • brain fingerprinting — a technique in which sensors worn on the head are used to measure the involuntary brain activity of someone in response to certain images or pieces of evidence pertaining to a crime
  • break the glass plan — a plan that is put into operation in an emergency when all other options have been exhausted
  • buoyancy compensator — an inflatable vest used to control one's buoyancy underwater or to rest at the surface, usually having a connecting hose for inflation or deflation by mouth and a CO 2 cartridge for rapid, emergency inflation.
  • caesar and cleopatra — a comedy (1898) by G. B. Shaw.
  • calcium permanganate — a violet, crystalline, deliquescent solid, Ca(MnO 4) 2 ⋅4H 2 O, used chiefly as a disinfectant and deodorizer.
  • canine leptospirosis — an often fatal intestinal disease in dogs, caused by any of several spirochetes of the genus Leptospira.
  • capacitive reactance — the opposition of capacitance to alternating current, equal to the reciprocal of the product of the angular frequency of the current times the capacitance. Symbol: X C.
  • cape prince of wales — a cape in W Alaska, on the Bering Strait opposite the coast of the extreme northeast of Russia: the westernmost point of North America
  • capital transfer tax — (in Britain) a tax payable from 1974 to 1986 at progressive rates on the cumulative total of gifts of money or property made during the donor's lifetime or after his death. It was replaced by inheritance tax
  • capitation allowance — an amount of money given to a school based on the number of students it has
  • card up one's sleeve — a plan or resource kept secret or held in reserve
  • casing head pressure — The casing head pressure is the pressure on the casing, which is measured at the wellhead.
  • cassegrain telescope — an astronomical reflecting telescope in which incident light is reflected from a large concave paraboloid mirror onto a smaller convex hyperboloid mirror and then back through a hole in the concave mirror to form the image
  • catastrophic illness — A catastrophic illness is a major health event that takes place during a particular period of time, such as a heart attack, stroke, or cancer.
  • cavendish experiment — the experiment, conducted by Henry Cavendish, that determined the constant of gravitation by using a torsion balance and measuring the torsion produced by two masses placed at given distances from the masses on the balance.
  • cellular respiration — the oxidation of organic compounds that occurs within cells, producing energy for cellular processes.
  • centrifugal spinning — the spinning of rayon filaments in a centrifugal box.
  • châlons-en-champagne — a town in NE France, on the River Marne: scene of Attila's defeat by the Romans (451 ad). Pop: 47 339 (1999)
  • change-speed gearbox — A change-speed gearbox is a set of movable or constant gears which allows the speed ratio between input and output shafts to be changed either manually or automatically.
  • chapter of accidents — a series of misfortunes
  • chebyshev polynomial — a polynomial solution of the Tchebycheff equation, of the form T n (x) = cos(n cos −1 x), where n is an integer.
  • checkerboard pattern — checked pattern that looks like a draughtboard
  • chemical fingerprint — a distinctive characteristic or pattern indicating the presence of a certain molecule, used to identify a chemical.
  • chemically dependent — addicted to a drug or drugs
  • child support agency — the British government agency concerned with the welfare of children
  • chip scale packaging — (hardware)   (CSP) A type of surface mount integrated circuit packaging that provides pre-speed-sorted, pre-tested and pre-packaged die without requiring special testing. An example is Motorola's Micro SMT packaging. See also: chip-on-board, flip chip, multichip module, known good die, ball grid array.
  • clay-pigeon shooting — the activity of shooting clay pigeons
  • cleansing department — the department of a local authority that collects refuse
  • cold-weather payment — (in Britain) a payment made by the government to people on low incomes when the temperature falls below a certain level for a specific number of days
  • colloidal suspension — a mixture having particles of one component, with diameters between 10 −7 and 10 −9 metres, suspended in a continuous phase of another component. The mixture has properties between those of a solution and a fine suspension
  • colonial experiencer — affluent young Englishman who gained experience of farming, etc in colonial Australia
  • comparative judgment — any judgment about whether there is a difference between two or more stimuli
  • comparative religion — a field of study seeking to derive general principles from a comparison and classification of the growth and influence of various religions.
  • compare and contrast — note similarities, differences
  • compartmentalisation — Alternative form of compartmentalization.
  • compartmentalization — to divide into categories or compartments.
  • compensating balance — Also, compensated balance, compensation balance. a balance wheel in a timepiece, designed to compensate for variations in tension in the hair spring caused by changes in temperature.
  • compensation culture — a culture in which people are very ready to go to law over even relatively minor incidents in the hope of gaining compensation
  • compensation package — the sum of compensation awarded in a legal case
  • compensatory damages — sum paid for a loss
  • complaints procedure — a prescribed method of lodging a complaint to an institution
  • complementary angles — either of two angles that added together produce an angle of 90°.
  • complementary colors — any of two colors of the spectrum that, combined in the right intensities, produce white or nearly white light
  • complementary colour — one of any pair of colours, such as yellow and blue, that give white or grey when mixed in the correct proportions
  • complementary strand — either of the two chains that make up a double helix of DNA, with corresponding positions on the two chains being composed of a pair of complementary bases.
  • complete unification — (programming)   W.P. Weijland's name for unification without occur check.
  • computer programming — the activity or profession of writing computer programs
  • conformal projection — a map projection in which angles formed by lines are preserved: a map made using this projection preserves the shape of any small area.
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