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18-letter words containing r, e

  • affective disorder — any mental disorder, such as depression or mania, that is characterized by abnormal disturbances of mood
  • 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 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
  • age discrimination — discrimination against older people, especially by employers
  • aggravated assault — an offence in which a person attacks someone physically, made more serious by its violent circumstances
  • aggravated robbery — a robbery made more serious by its violent circumstances
  • 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.
  • ahead of the curve — People, products or ideas that are ahead of the curve are more advanced or modern than others of their kind.
  • ahead of your time — If someone is ahead of their time or before their time, they have new ideas a long time before other people start to think in the same way.
  • aids-related virus — a variant of the AIDS virus. Abbreviation: ARV.
  • air-to-air missile — a missile fired from an aircraft that targets other aircraft in flight
  • air-to-sea missile — a missile fired from an aircraft that has a target on the sea
  • airspeed indicator — a dial that indicates the airspeed at which an aircraft is travelling
  • 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.
  • 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)
  • 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 geometry — the study of sets that are defined by algebraic equations.
  • 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
  • algebraic topology — the branch of mathematics that deals with the application of algebraic methods to topology, especially the study of homology and homotopy.
  • alkali metaprotein — a metaprotein derived by means of a hydrolytic alkali.
  • all over the place — If something is happening all over the place, it is happening in many different places.
  • all the better for — improved as a result of
  • 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.
  • 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 +. ….
  • alternative comedy — a style of comedy originating in the UK in the 1980s that seeks to avoid racist or sexist stereotypes, and usually puts forward left-wing, anti-establishment views
  • alternative energy — a form of energy derived from a natural source, such as the sun, wind, tides, or waves
  • alternative school — any public or private school having a special curriculum, especially an elementary or secondary school offering a more flexible program of study than a traditional school.
  • alumina trihydrate — a crystalline, water-insoluble powder, Al(OH) 3 or Al 2 O 3 ⋅3H 2 O, obtained chiefly from bauxite: used in the manufacture of glass, ceramics, and printing inks, in dyeing, and in medicine as an antacid and in the treatment of ulcers.
  • aluminum hydroxide — a white powder, Al(OH)3, obtained from bauxite and used to make glass, paper, etc. and in antacids
  • american brooklime — any of various speedwells found along brooks, in marshes, etc., as Veronica americana (American brooklime) a creeping plant having leafy stems and loose clusters of small blue flowers.
  • american chameleon — anole: lizards of this type (family Iguanidae) are incorrectly called “chameleons”
  • american civil war — the war in the U.S. between the North and the South, 1861–65.
  • american cockroach — a large, reddish-brown cockroach, Periplaneta americana, found originally in the southern U.S. but now widely distributed.
  • american cranberry — See under cranberry (def 1).
  • ammonium carbamate — a white soluble crystalline compound produced by reaction between dry ammonia and carbon dioxide and used as a nitrogen fertilizer. Formula: (NH4)CO2NH2
  • ammonium carbonate — an unstable pungent soluble white powder that is a double salt of ammonium bicarbonate and ammonium carbamate: used in the manufacture of baking powder, smelling salts, and ammonium compounds. Formula: (NH4)HCO3.(NH4)CO2NH2
  • ammonium hydroxide — a compound existing only in aqueous solution, formed when ammonia dissolves in water to form ammonium ions and hydroxide ions. Formula: NH4OH
  • ammonium purpurate — murexide.
  • an overgrown child — an adult whose behaviour is characteristic of a child
  • analogue recording — a sound recording process in which an audio input is converted into an analogous electrical waveform
  • analytical reagent — a chemical compound of a known high standard of purity
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