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18-letter words containing r, e, l, i

  • tranquillizer dart — a dart filled with a tranquillizer that is shot from a gun in order to temporarily sedate an animal so that it may be handled safely
  • transit theodolite — a theodolite having a telescope that can be transited.
  • transition element — any element in any of the series of elements with atomic numbers 21–29, 39–47, 57–79, and 89–107, that in a given inner orbital has less than a full quota of electrons.
  • translation agency — an organization that provide people to translate speech or writing into a different language
  • traveling salesman — a male representative of a business firm who travels in an assigned territory soliciting orders for a company's products or services.
  • travelling library — a mobile library in which a vehicle such as a van delivers books to be borrowed
  • treaty obligations — obligations or duties that must be carried out by a party as according to a treaty they have entered into
  • triangle of forces — a triangle whose sides represent the magnitudes and directions of three forces whose resultant is zero and which are therefore in equilibrium
  • triarylmethane dye — any of the class of dyes containing three aryl groups attached to a central carbon atom: used chiefly for dyeing cotton, wool, and silk.
  • trickle irrigation — drip irrigation.
  • tristan und isolde — a music drama (composed, 1857–59; première, 1865) by Richard Wagner.
  • tristimulus values — three values that together are used to describe a colour and are the amounts of three reference colours that can be mixed to give the same visual sensation as the colour considered
  • trobriand islander — a native or inhabitant of the Trobriand Islands of Papua New Guinea
  • tufted loosestrife — a primulaceous plant Naumburgia thyrsiflora
  • turbine ventilator — a ventilator, usually mounted on the roof of a building, deck of a ship, etc., having at its head a globular, vaned rotor that is rotated by the wind, conveying air through a duct to and from a chamber below.
  • turn in on oneself — to withdraw or cause to withdraw from contact with others and become preoccupied with one's own problems
  • ulcerative colitis — chronic ulceration in the large intestine, characterized by painful abdominal cramps and profuse diarrhea containing pus, blood, and mucus.
  • ultrasonic testing — the scanning of material with an ultrasonic beam, during which reflections from faults in the material can be detected: a powerful nondestructive test method
  • ultrasonic welding — the use of high-energy vibration of ultrasonic frequency to produce a weld between two components which are held in close contact
  • ultraviolet filter — a filter used on a lens to absorb ultraviolet radiation that may impart an undesirable blue cast to a photograph.
  • unilateral neglect — a symptom of brain damage in which a person is unaware of one side of his or her body and of anything in the external world on the same side
  • universal coupling — a coupling between rotating shafts set at an angle to one another, allowing for rotation in three planes.
  • universal debugger — (tool, parallel)   (udb) KSR's interactive source level debugger for serial and parallel programs written in KSR, Fortran, KSR C and KSR1 assembly language. Udb is a source level debugger for testing and debugging serial and parallel programs; it is compatible with GDB and dbx. The user can direct udb either by typing commands or graphically through an X-based window interface; the latter provides simultaneous display of source code, I/O and instructions. For parallel programs, operations can be carried out per-thread.
  • universal language — an auxiliary language that is used and understood everywhere.
  • universal negative — a proposition of the form “No S is P.” Symbol: E, e.
  • universal suffrage — suffrage for all persons over a certain age, usually 18 or 21, who in other respects satisfy the requirements established by law.
  • universalizability — the thesis that any moral judgment must be equally applicable to every relevantly identical situation
  • university faculty — a division within a university comprising one subject area, or a number of related subject areas
  • unix international — (body)   (UI) A consortium including Sun, AT&T and others formed to promote an open environment based on Unix System V, including the Open Look windowing system.
  • upper middle class — wealthy, highly-educated people
  • upper palaeolithic — the latest of the three periods of the Palaeolithic, beginning about 40 000 bc and ending, in Europe, about 12 000 bc: characterized by the emergence of modern man, Homo sapiens
  • upper partial tone — overtone (def 1).
  • uriniferous tubule — a urine-bearing tubule in a nephron of a kidney.
  • venture capitalist — funds invested or available for investment in a new or unproven business enterprise.
  • vermilion rockfish — a scarlet-red rockfish, Sebastes miniatus, inhabiting waters along the Pacific coast of North America, important as a food fish.
  • vicar of wakefield — a novel (1766) by Goldsmith.
  • victor emmanuel ii — 1820–78, king of Sardinia 1849–78; first king of Italy 1861–78.
  • video surveillance — a system of monitoring activity in an area or building using a television system in which signals are transmitted from a television camera to the receivers by cables or telephone links forming a closed circuit
  • vitelline membrane — the membrane surrounding the egg yolk.
  • vulcan nerve pinch — (jargon)   (Or "three-finger salute", Vulcan death grip; from the old "Star Trek" TV series via Commodore Amiga hackers) The keyboard combination that forces a soft boot or jump to ROM monitor (on machines that support such a feature). On an Amiga this is done with Ctrl/Right Amiga/Left Amiga; on IBM PCs and many microcomputers it is Ctrl/Alt/Del; on Suns, L1-A; on some Macintoshes, it is -! Silicon Graphics users are obviously the most dextrous however, as these machines use the five-finger combination: Left Shift/Left Ctrl/Left Alt/Keypad Divide/F12. Compare quadruple bucky.
  • wandering minstrel — travelling performer
  • watson-crick model — a widely accepted model for the three-dimensional structure of DNA, featuring a double-helix configuration for the molecule's two hydrogen-bonded complementary polynucleotide strands.
  • welwyn garden city — a town in SE England, in Hertfordshire: established (1920) as a planned industrial and residential community. Pop: 43 512 (2001)
  • western alienation — a feeling of resentment by some inhabitants of western Canada against perceived favouritism by the national government towards the eastern provinces
  • western isles pony — a breed of large pony, typically grey, with a dense waterproof coat. The only surviving variety is the Eriskay pony
  • wheelchair housing — housing designed or adapted for a chairbound person
  • whispering gallery — a space or gallery beneath a dome or broad arch in which low sounds produced at any of certain points are clearly audible at certain other distant points.
  • white trumpet lily — a lily, Lilium longiflorum, of Japan, having fragrant, pure white, trumpet-shaped flowers nearly 7 inches (18 cm) in length.
  • white-collar crime — any of various crimes, as embezzlement, fraud, or stealing office equipment, committed by business or professional people while working at their occupations.
  • wild passionflower — the maypop, Passiflora incarnata.
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