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17-letter words containing u, n, a

  • ammonium selenate — a colorless, crystalline, water-soluble solid, (NH 4) 2 SeO 4 , used as a mothproofing agent.
  • ammonium stearate — a tan, waxlike, water-insoluble solid, C 18 H 39 NO 2 , used chiefly in the manufacture of cosmetics.
  • ammonium sulphate — a white soluble crystalline solid used mainly as a fertilizer and in water purification. Formula: (NH4)2SO4
  • analogue computer — (computer, hardware)   A machine or electronic circuit designed to work on numerical data represented by some physical quantity (e.g. rotation or displacement) or electrical quantity (e.g. voltage or charge) which varies continuously, in contrast to digital signals which are either 0 or 1. For example, the turning of a wheel or changes in voltage can be used as input. Analogue computers are said to operate in real time and are used for research in design where many different shapes and speeds can be tried out quickly. A computer model of a car suspension allows the designer to see the effects of changing size, stiffness and damping.
  • analytical cubism — the early phase of cubism, chiefly characterized by a pronounced use of geometric shapes and by a tendency toward a monochromatic use of color.
  • andes (mountains) — mountain system extending the length of W South America: highest peak, Aconcagua
  • andrew fluegelman — (person)   A successful attorney, editor of PC World Magazine, and author of the MS-DOS communications program PC-TALK III, written in 1982. He once owned the trademark "freeware" but it wasn't enforced after his disappearance. In 1985, Fluegelman was diagnosed with cancer. He was last seen a week later, on 1985-07-06, when he left his Marin County home to go to his office in Tiburon. He called his wife later that day and has not been heard from since. His car was found at Vista Point on the north end of the Golden Gate Bridge.
  • angostura bitters — a bitter aromatic tonic made from gentian and various spices and vegetable colourings, used as a flavouring in alcoholic drinks
  • angry fruit salad — (abuse)   A bad visual-interface design that uses too many colours. (This term derives, of course, from the bizarre day-glo colours found in canned fruit salad). Too often one sees similar effects from interface designers using colour window systems such as X; there is a tendency to create displays that are flashy and attention-getting but uncomfortable for long-term use.
  • angular frequency — the frequency of a periodic process, wave system, etc, expressed in radians per second
  • angular leaf spot — a disease of plants, characterized by angular, watery spots on the leaves and fruit, caused by any of several bacteria, as Pseudomonas lachrymans.
  • annunciation lily — Madonna lily.
  • anthraquinone dye — any of the class of dyes derived from anthraquinone, used for dyeing textiles, especially cotton, rayon, and silk.
  • anti-aircraft gun — a gun intended to destroy enemy aircraft
  • anti-bureaucratic — of, relating to, or characteristic of a bureaucrat or a bureaucracy; arbitrary and routine.
  • anti-humanitarian — having concern for or helping to improve the welfare and happiness of people.
  • anti-intellectual — hostile to or opposed to intellectual persons or matters, ideas, activities, etc.
  • antiauthoritarian — Opposed to authority.
  • antifouling paint — paint applied to the portion of a hull below the waterline to poison or discourage marine animals and plants that would otherwise cling to it.
  • antirevolutionary — opposed to revolution, esp opposed to a particular revolution and the people who are carrying it out
  • antivirus program — antivirus software
  • anzhero-sudzhensk — a city in the S Russian Federation in Central Asia.
  • appointed actuary — An appointed actuary is an actuary appointed by a life insurance company, whose main role is to carry out a regular valuation of the reserves held to pay future policy benefits.
  • arcanum arcanorum — secret of secrets.
  • argumentativeness — fond of or given to argument and dispute; disputatious; contentious: The law students were an unusually argumentative group.
  • armature reaction — a change in the magnetic field of a dynamo caused by the magnetic field induced by the current flowing through the armature.
  • aromatic compound — an organic compound that contains one or more benzene or equivalent heterocyclic rings: many such compounds have an agreeable odor.
  • around the corner — If you say that something is around the corner, you mean that it will happen very soon. In British English, you can also say that something is round the corner.
  • arsenic disulfide — an orange-red, water-insoluble, poisonous powder, As 4 S 4 , As 2 S 2 , or AsS, used chiefly in the manufacture of fireworks.
  • articulated joint — Anatomy. a flexible joint.
  • arunachal pradesh — a state in NE India, formed in 1986 from the former Union Territory. Capital: Itanagar. Pop: 1 091 117 (2001). Area: 83 743 sq km (32 648 sq miles)
  • ashton-under-lyne — a town in NW England, in Tameside unitary authority, Greater Manchester. Pop: 43 236 (2001)
  • assateague island — a narrow island in SE Maryland and E Virginia on Chincoteague Bay: annual wild pony roundup. 33 miles (53 km) long.
  • assembly language — a low-level programming language that allows a programmer complete control of the machine code to be generated
  • asset-backed fund — a fund in which the money is invested in property, shares, etc, rather than being deposited with a bank or building society
  • astronomical unit — a unit of distance used in astronomy equal to the mean distance between the earth and the sun. 1 astronomical unit is equivalent to 1.495 × 1011 metres or about 9.3 × 107 miles
  • audience research — research into the make-up and habits of the audience of a particular television or radio programme or network
  • audio description — a facility provided for visually impaired people in which a film, television programme, or play is described through audio technology
  • audubon's warbler — a common North American wood warbler, Dendroica coronata, having yellow spots on the rump, crown, and sides, including a white-throated eastern subspecies (myrtle warbler) and a yellow-throated western subspecies (Audubon's warbler)
  • augmented reality — an artificial environment created through the combination of real-world and computer-generated data
  • australia antigen — an antigen present in the blood of some persons with one form of hepatitis
  • australia current — a branch of the South Equatorial Current flowing SW from around Fiji to the E coast of Australia and then S along the coast.
  • australian ballot — an official ballot listing candidates for election to public office and issues, levies, etc., distributed inside the polling place to be marked by the voter in secret: it originated in Australia and is widely used in the U.S.
  • australian kelpie — one of an Australian breed of medium-sized sheepherding dogs having a short, harsh, straight coat in a combination of colors that can include black, red, tan, fawn, chocolate, or smoke blue, probably developed by crossbreeding between the border collie and dingo.
  • australian salute — a movement of the hand and arm made to brush flies away from one's face
  • australopithecine — any of various extinct apelike primates of the genus Australopithecus and related genera, remains of which have been discovered in southern and E Africa. Some species are estimated to be over 4.5 million years old
  • authoritativeness — having due authority; having the sanction or weight of authority: an authoritative opinion.
  • authority control — the establishment and maintainance of consistent forms of terms, as of names, subjects, and titles, to be used as headings in bibliographic records.
  • autocorrelational — Of or pertaining to autocorrelation.
  • automated testing — (testing)   Software testing assisted with software tools that require no operator input, analysis, or evaluation.
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