16-letter words containing o, a, r
- affaire de coeur — an affair of the heart; love affair
- african honeybee — killer bee.
- african mahogany — any of several African trees of the meliaceous genus Khaya, esp K. ivorensis, that have wood similar to that of true mahogany
- african marigold — a tropical American plant, Tagetes erecta, cultivated for its yellow or orange flower heads and strongly scented foliage: family Asteraceae (composites)
- african wild dog — a mottled dog of Africa, Lycaon pictus
- agreed procedure — an official set of guidelines of the steps that should be followed in the event of a dispute between two parties, esp in arbitration between employee and employer
- ai international — (company) One of distributors of Prolog++, subsumed by Customer Engagement Company before December 1998.
- air conditioning — Air conditioning is a method of providing buildings and vehicles with cool dry air.
- airmail envelope — an envelope made of the very thin blue paper that is used to send letters by airmail
- algol 60 revised — (language) (Or "Revised ALGOL 60") A revision of Algol 60 which still lacked standard I/O.
- algol 68 revised — (language) A significant simplification of ALGOL 68.
- alizarin crimson — a pigment used in painting, derived from anthraquinone and characterized by its red color and transparency.
- all for the best — turning out to be good or fortunate after all
- all over the map — changeable
- all sb ever does — You use the expression all someone ever does when you want to emphasize that they do the same thing all the time, and this annoys you.
- alligator lizard — any of several lizards of the genera Algaria and Gerrhonotus, of western North America, having shinglelike scales and a fold along each side that permits expansion.
- alligator pepper — a tropical African zingiberaceous plant, Amomum melegueta, having red or orange spicy seed capsules
- alligator wrench — a wrench having a V -shaped pair of serrated jaws set at right angles to the shank for turning cylindrical or irregularly shaped parts.
- alpha conversion — (theory) In lambda-calculus and reduction, the renaming of a formal parameter in a lambda abstraction. This does not change the meaning of the abstraction. For example: \ x . x+1 <--> \ y . y+1 If the actual argument to a lambda abstraction contains instances of the abstraction's formal parameter then it is necessary to rename the parameter before applying the abstraction to avoid name capture.
- alpha-interferon — interferon (def 2).
- alpha-tocopherol — Alpha-tocopherol is a form of vitamin E.
- alternative rock — a broad category of popular rock music typically regarded as somewhat out of the mainstream and variously including elements of punk rock, heavy metal, folk music, etc.
- alternative vote — of or relating to a system of voting in which voters list the candidates in order of preference. If no candidate obtains more than 50% of first-preference votes, the votes for the bottom candidate are redistributed according to the voters' next preference
- aluminium bronze — any of a range of copper alloys that contain between 5 and 10 per cent aluminium
- alvarez quintero — Joa‧ˈquín (hwɑˈkin ) ; hwäkēnˈ) 1873-1944; Sp. playwright
- alveolar process — the ridgelike border of the upper and lower jaws containing the sockets of the teeth.
- ambidextrousness — The state or quality of being ambidextrous.
- ambulance worker — any person who works in the ambulance service
- amende honorable — a public apology and reparation made to satisfy the honour of the person wronged
- amending formula — a specified process or procedure by which a constitution may be amended
- american buffalo — bison (def 1).
- american cowslip — shooting star (def 2).
- amerigo vespucci — Amerigo [uh-mer-i-goh;; Italian ah-me-ree-gaw] /əˈmɛr ɪˌgoʊ;; Italian ˌɑ mɛˈri gɔ/ (Show IPA), (Americus Vespucius) 1451–1512, Italian merchant, adventurer, and explorer after whom America was named.
- amidinohydrazone — any of a group of pesticides, originally developed as antimalarial and antitubercular drugs, that impair cell respiration in cockroaches, red ants, and other insects.
- aminocitric acid — an amino acid, C 6 H 9 O 7 N, that is a component of calf thymus ribonucleoprotein.
- aminotransferase — transaminase.
- ammonium nitrate — a colourless highly soluble crystalline solid used mainly as a fertilizer and in explosives and pyrotechnics. Formula: NH4NO3
- anabolic steroid — Anabolic steroids are drugs which people, especially athletes, take to make their muscles bigger and to give them more strength.
- anal intercourse — a form of sexual intercourse in which the penis is inserted into the anus
- analog recording — a method of sound recording in which an input audio waveform is converted to an analogous waveform.
- ancestor worship — (in certain societies) the veneration of ancestors whose spirits are frequently held to possess the power to influence the affairs of the living.
- ancienne-lorette — a town in S Quebec, in E Canada.
- anderson shelter — a small prefabricated air-raid shelter of World War II consisting of an arch of corrugated metal and designed to be partly buried in people's gardens and covered with earth for protection
- andorra la vella — the capital of Andorra, situated in the west of the principality. Pop: 22 035 (2003 est)
- andrea del sarto — Andrea [ahn-drey-uh;; Italian ahn-dre-ah] /ɑnˈdreɪ ə;; Italian ɑnˈdrɛ ɑ/ (Show IPA), Andrea del Sarto.
- andromeda galaxy — a spiral galaxy, appearing to the naked eye as a fuzzy oval patch in the constellation Andromeda; it is a close neighbor to our own galaxy.
- andromeda strain — a hypothetical microorganism, as might be developed from biological research, that if released would uncontrollably kill living things on earth
- angiographically — By the use of angiography.
- anglo-australian — belonging, relating to, or involving England and Australia, or the people of the two countries.
- angostura (bark) — the bitter aromatic bark of either of two South American trees (Galipea officinalis or Cusparia trifoliata) of the rue family, used as a medicinal tonic and as a flavoring in bitters