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20-letter words containing n, a

  • antigestational drug — a drug that averts a pregnancy by preventing the fertilized egg from becoming implanted in the uterine wall.
  • antimony oxychloride — a white, water-insoluble powder, SbOCl, used chiefly in the manufacture of antimony salts.
  • antimony trifluoride — a white to grayish-white, crystalline, hygroscopic, water-soluble, poisonous solid, SbF 3 , used chiefly in dyeing textiles.
  • antonello da messina — ?1430–?79, Italian painter, born in Sicily. His paintings include St Jerome in His Study and Portrait of a Man
  • antony and cleopatra — a tragedy (1606–07?) by Shakespeare.
  • aortic insufficiency — abnormal closure of the aortic valve resulting in regurgitation of blood to the left ventricle.
  • apollonius of rhodes — 3rd century bc, Greek epic poet and head of the Library of Alexandria. His principal work is the four-volume Argonautica
  • apostolic succession — the doctrine that the authority of Christian bishops derives from the Apostles through an unbroken line of consecration
  • appalachian dulcimer — dulcimer (def 2).
  • apparent candlepower — a measure of the luminous intensity of an extended source of light in terms of the candlepower of a point source of light that has an equivalent luminous intensity when placed at the same distance as the extended source.
  • apparent temperature — heat index.
  • apple computer, inc. — (company)   Manufacturers of the Macintosh range of personal computers as well as the earlier Apple I, Apple II and Lisa. Founded on 1 April 1976 by Steve Jobs and Steve Wozniak. Apples were among the first microcomputers. They originally used the 6502 processor and are still being made (August 1994), now using the 65816. The Apple II line, which includes the Apple I, is the longest existing line of microcomputers. Steve Jobs left Apple (involuntarily) and started NeXT and later returned when Apple bought NeXT in late 1997(?). Quarterly sales $2150M, profits $138M (Aug 1994). http://apple.com/.
  • application software — software designed for a specific need or purpose
  • applications package — a specialized program or set of specialized programs and associated documentation designed to carry out a particular task
  • applications program — a program that is written and designed for specific needs or purposes
  • applicative language — (language)   A functional language. Sometimes used loosely for any declarative language though logic programming languages are declarative but not applicative.
  • arbitration tribunal — a tribunal set up to settle a dispute by arbitration
  • arches national park — a national park in E Utah: natural arch formations. 114 sq. mi. (295 sq. km).
  • architectural bronze — a brass alloy of about 57 percent copper, 41 percent zinc, and 2 percent lead.
  • argument from design — the argument for the existence of God based on the assumption that order in the universe implies an orderer and cannot be a natural feature of the universe.
  • arrested development — physical development that is not complete
  • artificial harmonics — harmonics of a note produced on a stringed instrument by lightly touching a stopped sounded string.
  • artificial selection — a process in the breeding of animals and in the cultivation of plants by which the breeder chooses to perpetuate only those forms having certain desirable inheritable characteristics.
  • aschheim-zondek test — a test used to detect whether a woman is pregnant by noting the effect on the ovaries of an immature mouse or rabbit injected with her urine.
  • asexual reproduction — reproduction, as budding, fission, or spore formation, not involving the union of gametes.
  • asian tiger mosquito — a mosquito, Aedes albopictus, native to Asia, that transmits yellow fever and dengue and possibly West Nile virus. Compare yellow-fever mosquito.
  • assessment procedure — an established method of assessing students or workers
  • asset turnover ratio — An asset turnover ratio is a measure of the efficiency of a company, that is calculated by dividing sales for a period by average total assets.
  • association football — soccer
  • association of stars — a sparsely populated group of between 10 and 1000 young stars of similar spectral type and common origin that are moving too fast to form a permanent, gravitationally bound system.
  • astatic galvanometer — a galvanometer that is unaffected by the earth's magnetic field and is used for measuring small currents.
  • at one's convenience — at a time, or in a place or manner, suitable to one
  • at one's finger tips — the tip or end of a finger.
  • at someone's expense — If you do something at someone's expense, they provide the money for it.
  • at someone's service — ready to serve or cooperate with someone
  • at the crack of dawn — If you say that someone does something at the crack of dawn, you are emphasizing that they do it very early in the morning.
  • at the eleventh hour — at the last moment; just before it is too late
  • at two hours' notice — with notification only two hours in advance
  • attachment parenting — a style of child rearing aimed at developing a strong emotional bond between the child and primary caregiver. See also attachment (def 3a).
  • attendance allowance — (in Britain) a tax-free noncontributory welfare benefit for people over 65 years old who are so severely disabled that they need frequent attention or continual supervision for a period of six months or more
  • audio-lingual method — a technique of foreign-language instruction that emphasizes audio-lingual skills over reading and writing and is characterized by extensive use of pattern practice.
  • australian rye grass — a European grass, Lolium multiflorum, naturalized in North America, having flowering spikes and used as a winter turf.
  • automobile insurance — Automobile insurance is insurance coverage for cars.
  • auxiliary power unit — an additional engine fitted to an aircraft to operate when the main engines are not in use
  • babylonian captivity — the exile of the Jews in Babylonia from about 586 to about 538 bc
  • baccalaureate sermon — a farewell sermon addressed to a graduating class in some U.S. colleges and schools.
  • back the wrong horse — to bet on a horse that loses the race
  • back-of-the-envelope — (of a plan, calculation, etc) composed or performed quickly and without detailed analysis or research
  • background radiation — low-intensity radiation from, for example, small amounts of radioisotopes in soil, air, building materials, etc
  • backward and forward — If someone or something moves backward and forward, they move repeatedly first in one direction and then in the opposite direction.
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