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17-letter words containing i, r, e, d

  • production system — (programming)   A production system consists of a collection of productions (rules), a working memory of facts and an algorithm, known as forward chaining, for producing new facts from old. A rule becomes eligible to "fire" when its conditions match some set of elements currently in working memory. A conflict resolution strategy determines which of several eligible rules (the conflict set) fires next. A condition is a list of symbols which represent constants, which must be matched exactly; variables which bind to the thing they match and "<> symbol" which matches a field not equal to symbol. Example production systems are OPS5, CLIPS, flex.
  • production values — the quality of a media production (such as a film) in regards to elements such as colours, quality, style, etc
  • proficiency badge — an insignia or device granted by the Girl Scouts and worn especially on a uniform to indicate special achievement.
  • proof of identity — a document or documents used to verify someone's identity
  • propanedioic acid — a colourless crystalline compound occurring in sugar beet. Formula: C3H4O4,CH2(COOH)2
  • proprietary brand — a brand of product that is privately owned and controlled
  • protected species — a species of animal or plant which it is forbidden by law to harm or destroy
  • pseudepigraphical — certain writings (other than the canonical books and the Apocrypha) professing to be Biblical in character.
  • pseudo-aggressive — characterized by or tending toward unprovoked offensives, attacks, invasions, or the like; militantly forward or menacing: aggressive acts against a neighboring country.
  • pseudo-democratic — pertaining to or of the nature of democracy or a democracy.
  • pseudo-historical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
  • pseudo-moralistic — a person who teaches or inculcates morality.
  • pterygoid process — either of two long bony plates extending downwards from each side of the sphenoid bone within the skull
  • pudding-pipe tree — golden shower.
  • pull your head in — be quiet!
  • purdue university — http://purdue.edu/.
  • purely and simply — You use purely and simply to emphasize that the thing you are mentioning is the only thing involved.
  • purple granadilla — the edible fruit of any of several species of passionflower, especially Passiflora edulis (purple granadilla) or P. quadrangularis (giant granadilla)
  • pyroligneous acid — a yellowish, acidic, water-soluble liquid, containing about 10 percent acetic acid, obtained by the destructive distillation of wood: used for smoking meats.
  • quadratic residue — a number x that is relatively prime to a given integer y and for which a number z exists whose square gives the same remainder as x when divided by y.
  • quattuordecillion — a cardinal number represented in the U.S. by 1 followed by 45 zeros, and in Great Britain by 1 followed by 84 zeros.
  • quick on the draw — having fast reflexes
  • radial (ply) tire — a motor vehicle tire having a foundation of plies of rubberized cords running at right angles to the center line of the tread: it provides better handling, etc. than a bias ply tire
  • radial keratotomy — a surgical technique for correcting nearsightedness by making a series of spokelike incisions in the cornea to change its shape and focusing properties.
  • radiant emittance — radiant flux emitted per unit area.
  • radiant intensity — a measure of the amount of radiation emitted from a point expressed as the radiant flux per unit solid angle leaving this source
  • radiation pattern — the graphic representation of the strength and direction of electromagnetic radiation in the vicinity of a transmitting aerial
  • radiation therapy — x-rays used as treatment
  • radiative capture — the capture of a particle, as a neutron, by a nucleus, inducing the emission of electromagnetic radiation, as a gamma ray.
  • radio in the loop — Wireless Local Loop
  • radio-transparent — transparent to radiation; invisible in x-ray photographs and under fluoroscopy (opposed to radiopaque).
  • radioactive decay — decay (def 8).
  • radioactive waste — the radioactive by-products from the operation of a nuclear reactor or from the reprocessing of depleted nuclear fuel.
  • radioluminescence — luminescence induced by nuclear radiation.
  • radiometeorograph — a device for the automatic transmission by radio of the data from a set of meteorological instruments
  • rail detector car — a car equipped with special instruments and used to locate defects in rails.
  • rat-tailed maggot — the aquatic larva of any of several syrphid flies of the genus Eristalis, that breathes through a long, thin tube at the posterior end of its body.
  • raynaud's disease — a vascular disorder of unknown cause, characterized by recurrent episodes of blanching and numbness of the fingers and toes and sometimes the tip of the nose and ears, usually triggered by stress or exposure to cold.
  • read the riot act — an English statute of 1715 providing that if 12 or more persons assemble unlawfully and riotously, to the disturbance of the public peace, and refuse to disperse upon proclamation they shall be considered guilty of felony.
  • read-write memory — a type of computer memory that you can write to as well as read from
  • reading knowledge — the ability to read a language, but not speak it
  • ready and waiting — If you want to emphasize that a person is properly prepared for something, or that something can now be used, you can say that they are ready and waiting.
  • receding forehead — a forehead which slopes backwards
  • receding hairline — hair that is thinning at the front
  • received standard — the form of educated English spoken originally in southern England and having Received Pronunciation as a chief distinguishing feature.
  • recorded delivery — If you send a letter or parcel recorded delivery, you send it using a Post Office service which gives you an official record of the fact that it has been posted and delivered.
  • recording session — a period of time devoted to recording music in a studio
  • recreation ground — an open space for public recreation, esp one in a town, with swings and slides, etc, for children
  • recreational drug — drug taken for pleasure
  • recurring decimal — Mathematics. repeating decimal.
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