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12-letter words containing r, a, d, s, c

  • quadrisonics — quadraphony.
  • quarterdecks — Plural form of quarterdeck.
  • race suicide — the extinction of a racial or ethnic population that tends to result when, through the unwillingness or forbearance of its members to have children, the birthrate falls below the death rate.
  • radar screen — a screen on equipment used in radar, a method for detecting the position and velocity of a distant object
  • radical axis — the line such that tangents drawn from any point of the line to two given circles are equal in length.
  • radical sign — the symbol √ or indicating extraction of a root of the quantity that follows it, as √25=5 or .
  • radicicolous — living on the roots of plants
  • radicivorous — feeding on the roots of plants
  • radiesthetic — of or relating to radiesthesia
  • radio source — a cosmic object or phenomenon, as a galaxy, pulsar, quasar, or the remnant of a supernova or of a galactic collision, that emits radio waves.
  • raised beach — a wave-cut platform raised above the shoreline by a relative fall in the water level
  • re-landscape — a section or expanse of rural scenery, usually extensive, that can be seen from a single viewpoint.
  • reclassified — to classify anew.
  • reduced mass — a quantity obtained when one particle is moving about another, larger particle that is also moving, equivalent to the mass of the smaller particle, were the larger particle not moving, and equal to the quotient of the product of the two masses divided by their sum.
  • res judicata — a thing adjudicated; a case that has been decided.
  • resyndicated — a group of individuals or organizations combined or making a joint effort to undertake some specific duty or carry out specific transactions or negotiations: The local furniture store is individually owned, but is part of a buying syndicate.
  • road surface — the surface of the road, often asphalt
  • rocket salad — rocket2 (def 2).
  • rocket-salad — any of various plants belonging to the genus Hesperis, of the mustard family, and related genera. Compare dame's rocket.
  • run commands — (operating system)   The expansion of the file name suffix, "rc", common to many Unix configuration files, e.g. .newsrc, .cshrc, .twmrc, elmrc, etc. Always abbreviated to /R C/ when spoken. Note, "rc" is not a typical filename extension as it doesn't start with a dot. The suffix "rc" derives from a script-creation utility in CTSS called "runcom".
  • saccharoidal — having a crystalline or granular texture: said esp. of some sandstones and marbles
  • sacred heart — the physical heart of Jesus, to which special devotion is offered as a symbol of His love and redemptive sacrifice.
  • sacred lotus — Indian lotus.
  • sacred order — Roman Catholic Church. major order.
  • sand cricket — Jerusalem cricket.
  • sandrocottus — Greek name of Chandragupta.
  • sandwich bar — a place where sandwiches are sold
  • sarcoadenoma — adenosarcoma.
  • sardonically — characterized by bitter or scornful derision; mocking; cynical; sneering: a sardonic grin.
  • scabbardfish — any of several marine fishes having a long, compressed, silvery body, especially a cutlassfish, Trichiurus lepturus, of the western Atlantic.
  • scabbardless — lacking a scabbard or a sheath for a sword or dagger
  • scalar field — a region with a number assigned at each point.
  • scared stiff — terrified
  • scarlatinoid — resembling scarlatina or its eruptions.
  • scheherazade — (in The Arabian Nights' Entertainments) the wife of the sultan of India, who relates such interesting tales nightly that the sultan spares her life.
  • schneiderman — Rose, 1884–1972, U.S. labor leader, born in Poland.
  • school board — a local board or committee in charge of public education.
  • scouring pad — a small pad, as of steel wool or plastic mesh, used for scouring pots, pans, etc.
  • scout around — search
  • scout leader — the leader of a troop of Scouts
  • scrap dealer — a person who deals in scrap
  • scraperboard — scratchboard.
  • scratch card — a card or ticket having one or more sections coated with an opaque substance that can be scratched off to reveal a possible prize.
  • scratch disk — 1.   (storage)   See scratch. 2.   (operating system)   Unallocated space on Windows 95's primary hard disk partition, used for virtual memory. Shortage of space on this partition can result in the error "scratch disk full".
  • scratchboard — a cardboard coated with impermeable white clay and covered by a layer of ink that is scratched or scraped in patterns revealing the white surface below.
  • scratchbuild — to build a scale model of something from scratch, that is, from raw materials like wood, clay or paper
  • scratchpad i — (language)   A general-purpose language originally for interactive symbolic mathematics by Richard Jenks, Barry Trager, Stephen M. Watt and Robert S. Sutor of IBM Research, ca 1971. It features abstract parametrised data types, multiple inheritance and polymorphism. There were implementations for VM/CMS and AIX.
  • screw around — a metal fastener having a tapered shank with a helical thread, and topped with a slotted head, driven into wood or the like by rotating, especially by means of a screwdriver.
  • screw thread — Also called worm. the helical ridge of a screw.
  • scrieveboard — the drawing board of a shipbuilder
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