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20-letter words containing c, a, r, i

  • electromagnetic unit — any unit that belongs to a system of electrical cgs units in which the magnetic constant is given the value of unity and is taken as a pure number
  • electromagnetic wave — a wave of energy propagated in an electromagnetic field
  • electronic signature — electronic proof of a person's identity
  • electrophysiological — Of or pertaining to electrophysiology.
  • elementary education — the first six to eight years of a child's education
  • embryo vitrification — a method of in vitro fertilization in which the embryo is exposed to a vitreous solution and frozen before being thawed and implanted into the uterus
  • entertainment center — stereo: hifi
  • entrance examination — admission test
  • entry qualifications — the qualifications people wishing to enter an organization, university, etc, have to have
  • environmental impact — the impact on the environment created by an industry, service, plan, or project
  • equilibrium constant — The equilibrium constant is the ratio between the amount of reactants and the amount of product for a particular chemical reaction, used to calculate chemical behavior.
  • equivalence relation — (mathematics)   A relation R on a set including elements a, b, c, which is reflexive (a R a), symmetric (a R b => b R a) and transitive (a R b R c => a R c). An equivalence relation defines an equivalence class. See also partial equivalence relation.
  • erythema infectiosum — a mild infectious disease of childhood, caused by a virus, characterized by fever and a red rash spreading from the cheeks to the limbs and trunk
  • european social fund — one of the four Structural Funds of the European Union which aims to support employment and the economic and social well-being of EU member countries
  • exercise, left as an — Used to complete a proof in technical books when one doesn't mind a handwave, or to avoid one entirely. The complete phrase is: "The proof [or "the rest"] is left as an exercise for the reader." This comment *has* occasionally been attached to unsolved research problems by authors possessed of either an evil sense of humour or a vast faith in the capabilities of their audiences.
  • explicit parallelism — A feature of a programming language for a parallel processing system which allows or forces the programmer to annotate his program to indicate which parts should be executed as independent parallel tasks. This is obviously more work for the programmer than a system with implicit parallelism (where the system decides automatically which parts to run in parallel) but may allow higher performance.
  • factor in (or into) — to include as a factor
  • factor of production — any instrument, agent, etc., employed in the production of goods and services.
  • feather in one's cap — one of the horny structures forming the principal covering of birds, consisting typically of a hard, tubular portion attached to the body and tapering into a thinner, stemlike portion bearing a series of slender, barbed processes that interlock to form a flat structure on each side.
  • federal constitution — Constitution of the United States.
  • fermentation alcohol — alcohol (def 1).
  • fermentation-alcohol — Also called ethyl alcohol, grain alcohol, ethanol, fermentation alcohol. a colorless, limpid, volatile, flammable, water-miscible liquid, C 2 H 5 OH, having an etherlike odor and pungent, burning taste, the intoxicating principle of fermented liquors, produced by yeast fermentation of certain carbohydrates, as grains, molasses, starch, or sugar, or obtained synthetically by hydration of ethylene or as a by-product of certain hydrocarbon syntheses: used chiefly as a solvent in the extraction of specific substances, in beverages, medicines, organic synthesis, lotions, tonics, colognes, rubbing compounds, as an automobile radiator antifreeze, and as a rocket fuel. Compare denatured alcohol, methyl alcohol.
  • file descriptor leak — (programming)   (Or "fd leak" /F D leek/) A kind of programming bug analogous to a core leak, in which a program fails to close file descriptors ("fd"s) after file operations are completed, and thus eventually runs out of them. See leak.
  • financial controller — a senior executive in usually commercial organization who is in charge of financial affairs and oversees such things as the preparation of budgets and accounts
  • financial instrument — A financial instrument is a document or contract that can be traded in a market, that represents an asset to one party and a liability or equity to the other.
  • firearms certificate — a certificate that entitles the holder to own and keep a firearm
  • first earl of cromer — 1st Earl of, Evelyn Baring.
  • first-cause argument — an argument for the existence of God, asserting the necessity of an uncaused cause of all subsequent series of causes, on the assumption that an infinite regress is impossible.
  • fission-track dating — the dating of samples of minerals by comparing the tracks in them by fission fragments of the uranium nuclei they contain, before and after irradiation by neutrons
  • fixed action pattern — a highly stereotyped pattern of behavior that is characteristic of a particular species.
  • fixed-price contract — a contract in which the price is preset and invariable, regardless of the actual costs of production.
  • fixed-rate financing — a loan system in which the amount paid back does not fluctuate according to interest rated
  • flame-fusion process — Verneuil process.
  • flight data recorder — a recording device that records relevant data during an aircraft's flight
  • florence nightingale — Florence ("the Lady with the Lamp") 1820–1910, English nurse: reformer of hospital conditions and procedures; reorganizer of nurse's training programs.
  • for sb's delectation — If you do something for someone's delectation, you do it to give them enjoyment or pleasure.
  • force-field analysis — a decision-making technique, often presented graphically, that identifies all the positive and negative forces impinging on a problem
  • fractionating column — a long vertical cylinder used in fractional distillation, in which internal reflux enables separation of high and low boiling fractions to take place
  • frederick barbarossa — ("Frederick Barbarossa") 1123?–90, king of Germany 1152–90; king of Italy 1152–90: emperor of the Holy Roman Empire 1152–90.
  • frederick william ii — 1744–97, king of Prussia 1786–97.
  • frederick william iv — 1795–1861, king of Prussia 1840–61 (brother of William I of Prussia).
  • freefall parachuting — a variety of parachuting in which the jumper manoeuvres in free fall before opening the parachute
  • frequency modulation — FM.
  • friar minor capuchin — capuchin (def 4).
  • friedrich max müller — Friedrich Max [free-drik maks;; German free-drikh mahks] /ˈfri drɪk mæks;; German ˈfri drɪx mɑks/ (Show IPA), 1823–1900, English Sanskrit scholar and philologist born in Germany.
  • front-to-back engine — an engine in which the crankshaft is arranged front to back along the axis of the vehicle
  • frosting on the cake — a sweet mixture, cooked or uncooked, for coating or filling cakes, cookies, and the like; icing.
  • fulminate of mercury — a gray, crystalline solid, Hg(CNO) 2 , used chiefly in the manufacture of commercial and military detonators.
  • fuming sulfuric acid — an oily, hygroscopic, corrosive liquid, H 2 S 2 O 7 , that, depending on purity, is colorless or dark brown: used chiefly as a dehydrating agent in the manufacture of explosives and as a sulfating or sulfonating agent in the manufacture of dyes.
  • fundamental particle — elementary particle.
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