20-letter words containing d, e, c, r, a
- education department — the department of a local authority that is concerned with education, or the government department concerned with education
- edward the confessor — Saint, 1002?–66, English king 1042–66: founder of Westminster Abbey.
- electoral boundaries — the way that a country or area is divided for the purposes of voting in an election
- electrocardiographic — Of or pertaining to an electrocardiogram (ECG) or electrocardiograph.
- electrohydrodynamics — (physics) the study of the dynamics of electrically conducting fluid.
- elementary education — the first six to eight years of a child's education
- 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
- fast-breeder reactor — a breeder reactor in which there is no moderator and fission is caused by high-energy neutrons.
- federal constitution — Constitution of the United States.
- 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.
- 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
- flight data recorder — a recording device that records relevant data during an aircraft's flight
- for sb's delectation — If you do something for someone's delectation, you do it to give them enjoyment or pleasure.
- force someone's hand — to force someone to act
- force-field analysis — a decision-making technique, often presented graphically, that identifies all the positive and negative forces impinging on a problem
- 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).
- frequency modulation — FM.
- 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.
- fundamental particle — elementary particle.
- fundamental research — research carried out to deepen understanding of the fundamental or basic principles of something
- garcilaso de la vega — 1503?–36, Spanish poet.
- grade school teacher — a teacher in a grade school
- grey-crowned babbler — an insect-eating Australian bird, Pomatostomus temporalis of the family Timaliidae
- 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.
- hard gelatin capsule — A hard gelatin capsule is a type of capsule that is usually used to contain medicine in the form of dry powder or very small pellets.
- harvard architecture — (architecture) A computer architecture in which program instructions are stored in different memory from data. Each type of memory is accessed via a separate bus, allowing instructions and data to be fetched in parallel. Contrast: von Neumann architecture.
- heteropolysaccharide — (carbohydrate) any polysaccharide formed from two or more different kinds of monosaccharide.
- hindu-arabic numeral — Arabic numeral.
- hit-and-run accident — a motor-vehicle accident in which the driver leaves the scene without stopping to give assistance, inform the police, etc
- horizontal microcode — (processor) Microcode using horizontal encoding.
- hot under the collar — the part of a shirt, coat, dress, blouse, etc., that encompasses the neckline of the garment and is sewn permanently to it, often so as to fold or roll over.
- hurricane-force wind — a wind, not necessarily a hurricane, having a speed of more than 72 miles per hour (32 m/sec): the strongest of the winds.
- hydraulic suspension — a system of motor-vehicle suspension using hydraulic members, often with hydraulic compensation between front and rear systems (hydroelastic suspension)
- hydrostatic pressure — Hydrostatic pressure is the pressure exerted by a liquid that depends on how deep it is.
- hyperadrenocorticism — Cushing's syndrome.
- imported currantworm — the larva of any of several insects, as a sawfly, Nematus ribesii (imported currantworm) which infests and feeds on the leaves and fruit of currants.
- in bad circumstances — (of a person) in a bad financial situation
- in flagrante delicto — Law. in the very act of committing the offense.
- in-service education — training and education given to employed teachers throughout their career
- incorporated company — a legally constituted company
- incremental recorder — a device for recording data as it is generated, usually on paper tape or magnetic tape, and feeding it into a computer
- indian cucumber root — a North American plant, Medeola virginiana, of the lily family, having whorled leaves, nodding, greenish-yellow flowers, and an edible root.
- indicated horsepower — the horsepower of a reciprocating engine as shown by an indicator record. Abbreviation: ihp, IHP.
- industrial democracy — control of an organization by the people who work for it, esp by workers holding positions on its board of directors
- industrial insurance — industrial life insurance.
- intermediate section — The intermediate section is the section of the borehole after the top hole, which has more consolidated rock.