20-letter words containing r, c, o, l
- 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
- electromotive series — a series of the metals, together with hydrogen, ranged in the order of their electrode potentials
- electronic footprint — data that identifies a computer that has connected to a particular website
- electronic signature — electronic proof of a person's identity
- electrophysiological — Of or pertaining to electrophysiology.
- electroshock therapy — a form of shock therapy in which electric current is applied to the brain
- elementary education — the first six to eight years of a child's education
- 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.
- 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
- exclusive or circuit — a computer logic circuit having two or more input wires and one output wire and giving a high-voltage output signal if a low-voltage signal is fed to one or more, but not all, of the input wires
- father of the chapel — (in British trade unions in the publishing and printing industries) a shop steward
- feast of tabernacles — Sukkoth.
- 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.
- field ion microscope — a device in which the atomic structure of the surface of a conductor is made visible by introducing helium gas into the device and applying a high voltage to ionize and accelerate the gas toward a fluorescent screen.
- field-ion microscope — a device in which the atomic structure of the surface of a conductor is made visible by introducing helium gas into the device and applying a high voltage to ionize and accelerate the gas toward a fluorescent screen.
- 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
- first earl of cromer — 1st Earl of, Evelyn Baring.
- flame-fusion process — Verneuil process.
- flat-plate collector — a type of solar collector consisting of a series of flat glass or plastic plates with black metal surfaces that absorb solar energy.
- flight data recorder — a recording device that records relevant data during an aircraft's flight
- floodlight projector — a powerful lamp having a reflector curved to produce a floodlight.
- 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
- four-colour glossies — 1. Literature created by marketroids that allegedly contains technical specs but which is in fact as superficial as possible without being totally content-free. "Forget the four-colour glossies, give me the tech ref manuals." Often applied as an indication of superficiality even when the material is printed on ordinary paper in black and white. Four-colour-glossy manuals are *never* useful for finding a problem. 2. [rare] Applied by extension to manual pages that don't contain enough information to diagnose why the program doesn't produce the expected or desired output.
- 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
- frequency modulation — FM.
- frontenac et palluau — Comte de (Louis de Buade) 1620?–98, French governor of New France 1672–82, 1689–98.
- fulminate of mercury — a gray, crystalline solid, Hg(CNO) 2 , used chiefly in the manufacture of commercial and military detonators.
- garcilaso de la vega — 1503?–36, Spanish poet.
- general practitioner — a medical practitioner whose practice is not limited to any specific branch of medicine or class of diseases. Abbreviation: G.P.
- get a real computer! — (jargon) A typical hacker response to news that somebody is having trouble getting work done on a toy system or bitty box. The threshold for "real computer" rises with time. As of mid-1993 it meant multi-tasking, with a hard disk, and an address space bigger than 16 megabytes. At this time, according to GLS, computers with character-only displays were verging on "unreal". In 2001, a real computer has a one gigahertz processor, 128 MB of RAM, 20 GB of hard disk, and runs Linux.
- glyceryl monoacetate — acetin.
- go like the clappers — to move extremely fast
- good neighbor policy — a diplomatic policy of the U.S., first presented in 1933 by President Franklin Roosevelt, for the encouragement of friendly relations and mutual defense among the nations of the Western Hemisphere.
- gorno-altai republic — a constituent republic of S Russia: mountainous, rising over 4350 m (14 500 ft) in the Altai Mountains of the south. Capital: Gorno-Altaisk. Pop: 202 900 (2002). Area: 92 600 sq km (35 740 sq miles)
- grade school teacher — a teacher in a grade school
- graphics accelerator — (graphics, hardware) Hardware (often an extra circuit board) to perform tasks such as plotting lines and surfaces in two or three dimensions, filling, shading and hidden line removal.
- greek-letter society — any student fraternity or sorority in a US university or college, usually using Greek letters in their title
- greenwich hour angle — hour angle measured from the meridian of Greenwich, England.
- grey-crowned babbler — an insect-eating Australian bird, Pomatostomus temporalis of the family Timaliidae
- group life insurance — a form of life insurance available to members of a group, typically employees of a company, under a master policy.
- guarded horn clauses — (language) (GHC) A parallel dialect of Prolog by K. Ueda in which each clause has a guard. GHC is similar to Parlog. When several clauses match a goal, their guards are evaluated in parallel and the first clause whose guard is found to be true is used and others are rejected. It uses committed-choice nondeterminism. See also FGHC, KL1.