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20-letter words containing a, m, t

  • pythagoras's theorem — (mathematics)   The theorem of geometry, named after Pythagoras, of Samos, Ionia, stating that, for a right-angled triangle, the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the other two sides. I.e. if the longest side has length A and the other sides have lengths B and C (in any units), A^2 = B^2 + C^2 (2004-02-12)
  • quaker meeting house — a place where Quakers gather for worship
  • quantum bogodynamics — /kwon'tm boh"goh-di:-nam"iks/ A theory that characterises the universe in terms of bogon sources (such as politicians, used-car salesmen, TV evangelists, and suits in general), bogon sinks (such as taxpayers and computers), and bogosity potential fields. Bogon absorption causes human beings to behave mindlessly and machines to fail (and may also cause both to emit secondary bogons); however, the precise mechanics of bogon-computron interaction are not yet understood. Quantum bogodynamics is most often invoked to explain the sharp increase in hardware and software failures in the presence of suits; the latter emit bogons, which the former absorb.
  • quantum cryptography — a method of coding information based on quantum mechanics, which is said to be unbreakable
  • quantum field theory — any theory in which fields are treated by the methods of quantum mechanics; each field can then be regarded as consisting of particles of a particular kind, which may be created and annihilated.
  • radio interferometer — any of several different types of instrumentation designed to observe interference patterns of electromagnetic radiation at radio wavelengths: used in the discovery and measurement of radio sources in the atmosphere.
  • rapid transit system — a rail or other system providing rapid public transport
  • real-time processing — data-processing by a computer which receives constantly changing data, such as information relating to air-traffic control, travel booking systems, etc, and processes it sufficiently rapidly to be able to control the source of the data
  • recommended standard — (standard)   (RS) A series of EIA standards including EIA-232.
  • red-carpet treatment — deferential treatment accorded to a person of importance
  • reductio ad absurdum — a reduction to an absurdity; the refutation of a proposition by demonstrating the inevitably absurd conclusion to which it would logically lead.
  • redundancy agreement — an agreement over the sum of money given by an employer to an employee who has been made redundant
  • regional development — aid-giving to poorer areas or countries
  • registered trademark — brand name
  • relative atomic mass — the ratio of the average mass per atom of the naturally occurring form of an element to one-twelfth the mass of an atom of carbon-12
  • reminder advertising — a type of advertising designed to remind customers that an existing or well-known product is still available and for sale
  • repurchase agreement — a contract between a dealer, as a bank, and an investor, whereby the investor purchases securities with the promise that they will be bought back by the dealer on a designated date, for which the investor receives a fixed return.
  • reservations manager — A reservations manager at a hotel is responsible for the reservations at the hotel.
  • restriction fragment — a length of DNA cut from the strand by a restriction enzyme.
  • retinitis pigmentosa — degeneration of the retina manifested by night blindness and gradual loss of peripheral vision, eventually resulting in tunnel vision or total blindness.
  • return from the dead — (jargon)   To regain access to the net after a long absence. Compare person of no account.
  • rheumatoid arthritis — a chronic autoimmune disease characterized by inflammation of the joints, frequently accompanied by marked deformities, and ordinarily associated with manifestations of a general, or systemic, affliction.
  • rocky mountain basic — (language)   The BASIC language used by Hewlett Packard on their 680x0-based computers. Rocky Mountain Basic is good for interfaces to IEEE 488 controls and contains many mathematical and matrix functions. It has about 600 commands. Typical applications include automatic test stations.
  • rocky mountain sheep — bighorn.
  • romantic involvement — the condition of being in a romantic or sexual relationship
  • root canal treatment — dental treatment
  • rotations per minute — revolutions per minute
  • royal leamington spa — a city in Warwickshire, central England: health resort.
  • run off at the mouth — Anatomy, Zoology. the opening through which an animal or human takes in food. the cavity containing the structures used in mastication. the structures enclosing or being within this cavity, considered as a whole.
  • saint james's palace — a palace in London, England: the royal residence from the time of Henry VIII until the accession of Victoria.
  • saint john ambulance — an organization that provides first aid and first-aid training
  • saint mary magdalene — a woman of Magdala (ˈmæɡdələ ) in Galilee whom Jesus cured of evil spirits (Luke 8:2) and who is often identified with the sinful woman of Luke 7:36–50. In Christian tradition she is usually taken to have been a prostitute. Feast day: July 22
  • saint thomas aquinas — Saint, Aquinas, Saint Thomas.
  • satellite chromosome — a type of densely staining chromosome of uncertain biological function, found in many plant and animal species.
  • scientific socialism — Marxist socialism
  • scottish nationalism — a political ideology advocating the independence of Scotland
  • seating arrangements — the seating plan for a formal occasion
  • second law of motion — any of three laws of classical mechanics, either the law that a body remains at rest or in motion with a constant velocity unless an external force acts on the body (first law of motion) the law that the sum of the forces acting on a body is equal to the product of the mass of the body and the acceleration produced by the forces, with motion in the direction of the resultant of the forces (second law of motion) or the law that for every force acting on a body, the body exerts a force having equal magnitude and the opposite direction along the same line of action as the original force (third law of motion or law of action and reaction)
  • secure accommodation — an institution where young offenders are kept in custody
  • self-belaying system — (in climbing) equipment used to pay out rope as required and thus enable a climber to self-belay
  • semiautobiographical — pertaining to or being a fictionalized account of an author's own life.
  • senior aircraftwoman — a rank in the Royal Air Force comparable to that of a private in the army, though not the lowest rank in the Royal Air Force
  • serra da mantiqueira — a mountain range in SE Brazil, running parallel to the coast. Highest point, 9140 feet (2785 meters).
  • shear transformation — a map of a coordinate space in which one coordinate is held fixed and the other coordinate or coordinates are shifted.
  • shibah asar betammuz — Shivah Asar Betammuz.
  • shivah asar betammuz — a Jewish fast day observed on the 17th day of Tammuz in memory of the breach of the walls of Jerusalem by the Romans in a.d. 70.
  • short message system — A short message system is a way of sending short written messages from one mobile phone to another. The abbreviation SMS is also used.
  • skating championship — a competition for ice-skating
  • small craft advisory — a U.S. National Weather Service advisory of sustained winds, over coastal and inland waters, with speeds of 20–33 knots (23–38 mph, 10–17 m/sec). Regional NWS offices have discretion over the choice of the lower limit.
  • snow-on-the-mountain — a North American euphorbiaceous plant, Euphorbia marginata, having white-edged leaves and showy white bracts surrounding small flowers
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