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

  • 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.
  • hampton court palace — a royal palace in Hampton, London, built in 1515 by Cardinal Wolsey
  • harmonic minor scale — minor scale (def 1).
  • harmonic progression — a series of numbers the reciprocals of which are in arithmetic progression.
  • helicopter parenting — a style of child rearing in which an overprotective mother or father discourages a child's independence by being too involved in the child's life: In typical helicopter parenting, a mother or father swoops in at any sign of challenge or discomfort.
  • heteropolysaccharide — (carbohydrate) any polysaccharide formed from two or more different kinds of monosaccharide.
  • hierarchical routing — The complex problem of routing on large networks can be simplified by breaking a network into a hierarchy of smaller networks, where each level is responsible for its own routing. The Internet has, basically, three levels: the backbones, the mid-levels, and the stub networks. The backbones know how to route between the mid-levels, the mid-levels know how to route between the sites, and each site (being an autonomous system) knows how to route internally. See also Exterior Gateway Protocol, Interior Gateway Protocol, transit network.
  • historical sociology — the sociological study of the origins and development of societies and of other social phenomena that seeks underlying laws and principles.
  • honeysuckle ornament — anthemion.
  • horizontal microcode — (processor)   Microcode using horizontal encoding.
  • horizontal scan rate — (hardware)   (HSR) The measure of how many scan lines of pixels a monitor can display in one second, expressed in kHz (generally somewhere between 20 and 100 kHz). The HSR is controlled by the horizontal sync signal generated by the video controller, but is limited by the speed with which the monitor can scan the electron beam horizontally across the screen and then return it to the beginning of the next line.
  • 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.
  • human genome project — a federally funded U.S. scientific project to identify both the genes and the entire sequence of DNA base pairs that make up the human genome.
  • 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.
  • hyperbolic cotangent — a hyperbolic function that is the ratio of cosh to sinh, being the reciprocal of tanh; coth
  • hypercholesterolemia — the presence of an excessive amount of cholesterol in the blood.
  • hyperhomocysteinemia — (medicine) The presence of an excessive amount of homocysteine in the blood.
  • hypophosphorous acid — a colorless or yellowish, water-soluble, liquid, monobasic acid, H 3 PO 2 , having a sour odor, and used as a reducing agent.
  • 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 flagrante delicto — Law. in the very act of committing the offense.
  • in-service education — training and education given to employed teachers throughout their career
  • income tax inspector — a person whose job is to assess individuals' income tax liability
  • 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 sociology — the sociological study of social relationships and social structures in business settings.
  • information exchange — discussion that involves exchanging ideas and knowledge
  • insulin-coma therapy — a former treatment for mental illness, especially schizophrenia, employing insulin-induced hypoglycemia as a method for producing convulsive seizures.
  • integrity constraint — (database)   A constraint (rule) that must remain true for a database to preserve data integrity. Integrity constraints are specified at database creation time and enforced by the database management system. Examples from a genealogical database would be that every individual must be their parent's child or that they can have no more than two natural parents.
  • intermediate section — The intermediate section is the section of the borehole after the top hole, which has more consolidated rock.
  • international candle — candle (def 3b).
  • international gothic — a style of Gothic art, especially painting, developed in Europe in the late 14th and early 15th centuries, chiefly characterized by details carefully delineated in a naturalistic manner, elongated and delicately modeled forms, the use of complex perspective, and an emphasis on the decorative or ornamental aspect of drapery, foliage, or setting.
  • into/in cold storage — If you put an idea or plan into cold storage or in cold storage, you delay it for a while rather than acting on it as you originally intended.
  • isochronous transfer — isochronous
  • jacopo della quercia — Jacopo Della [yah-kaw-paw del-lah] /ˈyɑ kɔ pɔ ˌdɛl lɑ/ (Show IPA), 1374?–1438, Italian sculptor.
  • james prescott joule — James Prescott, 1818–89, English physicist.
  • jerk someone's chain — to tease, mislead, or harass someone
  • job control language — a language used to construct statements that identify a particular job to be run and specify the job's requirements to the operating system under which it will run. Abbreviation: JCL.
  • joint life insurance — life insurance covering two or more persons, the benefits of which are paid after the first person dies.
  • jordan curve theorem — the theorem that the complement of a simple closed curve can be expressed as the union of two disjoint sets, each having as boundary the given curve.
  • judicial proceedings — any action involving or carried out by a court of law
  • keratoconjunctivitis — inflammation of the cornea and conjunctiva.
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