18-letter words containing a, n
- adjournment debate — (in the UK) a short debate, held immediately before the end of each day's business in the House of Commons, in which backbench MPs raise matters relating to their constituencies
- adjustable spanner — a tool with adjustable jaws used for turning bolts, etc
- administered price — a price determined by a seller's pricing policy and not by market forces, supply and demand, etc
- administrative law — law relating to the control of government power
- admirable crichton — a comedy (1902) by Sir James M. Barrie.
- adobe type manager — (text, tool, product) (ATM) Software that produces PostScript outline fonts on screen and paper. There are versions that run under Microsoft Windows and on the Macintosh. ATM can do hinting, multiple master and anti-aliasing.
- advanced waveffect — (multimedia, music, hardware) (AWE) The kind of synthesis used by the EMU 8000 music synthesizer integrated circuit found on the SB AWE32 card.
- adverse possession — the occupation or possession of land by a person not legally entitled to it. If continued unopposed for a period specifed by law, such occupation extinguishes the title of the rightful owner
- advertising agency — An advertising agency is a company whose business is to create advertisements for other companies or organizations.
- advice and consent — a phrase in the Constitution (Article II, Section 2) allowing the Senate to restrain presidential powers of appointment and treaty-making.
- aeronautical chart — a topographic map of an area of the earth's surface, designed as an aid to aircraft navigation
- aerospace medicine — aviation medicine
- aerothermodynamics — the study of the exchange of heat between solids and gases, esp of the heating effect on aircraft flying through the air at very high speeds
- aesthetic distance — a degree of detachment from or nonidentification with the characters or circumstances of a work of art, permitting the formation of judgments based on aesthetic rather than extra-aesthetic criteria.
- affirmative action — Affirmative action is the policy of giving jobs and other opportunities to members of groups such as racial minorities or women who might not otherwise have them.
- african lion hound — one of a South African breed of medium-sized muscular hunting dogs having a short, glossy, red or tan coat, with a characteristic ridge of hair along the spine consisting of parallel crowns of hair growing in the opposite direction of the rest of the coat, originally developed for hunting lions but now used primarily as a guard dog.
- african tulip tree — a tropical African evergreen tree, Spathodea campaulata, with pinnate leaves, split pods, winged seeds, and large red flowers.
- african yellowwood — a tree, Podocarpus elongatus, of tropical Africa and the mountains of southern Africa, having globe-shaped fruit, grown as an ornamental.
- after-dinner drink — a drink such as port and brandy taken after dinner
- agammaglobulinemia — a condition of the blood, either congenital or acquired, in which there is near or complete absence of gamma globulin and a failure of the body to form antibodies, resulting in a frequent occurrence of infectious disease.
- age discrimination — discrimination against older people, especially by employers
- agostino di duccio — 1415–81, Italian sculptor, noted for his carved marble panels in the interior of the Tempio Malatestiano at Rimini
- agri-environmental — of or relating to the impact of agricultural practices on the environment
- agricultural agent — county agent.
- agro-industrialize — to industrialize the agriculture of: to agro-industrialize a developing nation.
- ailanthus silkworm — a green silkworm, Samia walkeri, introduced into the U.S. from China, that feeds on the leaves of the ailanthus.
- air national guard — a national guard organization similar to and coordinate with the U.S. Air Force.
- airman first class — the third lowest enlisted rank in the US Air Force, above airman and below senior airman
- airspeed indicator — a dial that indicates the airspeed at which an aircraft is travelling
- alarm clock briton — a British worker with a moderate income, whose daily routine involves preparing children for school and going out to work
- albert bruce sabin — Albert Bruce, 1906–93, U.S. physician, born in Poland: developed Sabin vaccine.
- albrecht waldstein — Albrecht von [German ahl-brekht fuh n] /German ˈɑl brɛxt fən/ (Show IPA), Wallenstein, Albrecht Wenzel Eusebius von.
- alcohol dependence — alcoholism.
- alcoholic solution — An alcoholic solution is mixture of water and ethanol, used as a solvent.
- alexander hamilton — Alexander, 1757–1804, American statesman and writer on government: the first Secretary of the Treasury 1789–97; mortally wounded by Aaron Burr in a duel.
- alexander i island — an island of Antarctica, west of Palmer Land, in the Bellingshausen Sea. Length: about 378 km (235 miles)
- alexius i comnenus — 1048–1118, ruler of the Byzantine Empire (1081–1118)
- algebraic equation — an equation in the form of a polynomial having a finite number of terms and equated to zero, as 2 x 3 + 4 x 2 − x + 7 = 0.
- algebraic function — any function which can be constructed in a finite number of steps from the elementary operations and the inverses of any function already constructed
- algebraic notation — the standard method of denoting the squares on the chessboard, by allotting a letter, a, b, c, up to h, to each of the files running up the board from White's side, starting from the left, and a number to each of the ranks across the board, starting with White's first rank
- alkali metaprotein — a metaprotein derived by means of a hydrolytic alkali.
- all along the line — at every stage in a series
- all meals included — All meals included is used to indicate that a price, especially the price of a hotel stay or vacation, includes the cost of meals in the hotel.
- all the king's men — a novel (1946) by Robert Penn Warren.
- allegheny barberry — a shrub, Berberis canadensis, of North America, resembling the common barberry of Europe, but having leaves with grayish undersides.
- almoner's cupboard — a cupboard with pierced doors, formerly used as a storage place for food.
- along the lines of — similar to
- alpha-stannic acid — any of the series of acids usually occurring as amorphous powders and varying in composition from H 2 SnO 3 (alpha-stannic acid) to H 4 SnO 4 .
- alternate straight — a hand consisting of five cards following one another by two in order of denomination, as a five, seven, nine, jack, and king, being of special value in certain games.
- alternating series — a series, usually infinite, in which successive terms have opposite signs, as 1 − ½ + ¼ − ⅛ +. ….