15-letter words containing a, c
- advanced degree — an academic degree conferred for completion of requirements beyond the undergraduate college level, as M.S. or Ph.D.
- advanced higher — the highest level of qualification offered within the school system, replacing the former Certificate of Sixth Year Studies
- advantage court — the receiver's left-hand service court, into which the ball is served when one side has the advantage.
- advent calendar — a large card with a brightly coloured sometimes tinselled design on it that contains small numbered doors for children to open on each of the days of Advent, revealing pictures beneath them
- advocate depute — a Scottish law officer with the functions of public prosecutor
- adygei republic — a constituent republic of SW Russia, bordering on the Caucasus Mountains: chiefly agricultural but with some mineral resources. Capital: Maikop. Pop: 447 000 (2002). Area: 7600 sq km (2934 sq miles)
- aegyptopithecus — a genus of extinct anthropoid ape of the Oligocene Period known from remains found in Egypt.
- aerial cableway — a transport system in which cars, buckets, etc run on cables.
- aerobic dancing — a system of exercises combining aerobics with dance steps and usually done to music.
- aerodynamically — the branch of mechanics that deals with the motion of air and other gases and with the effects of such motion on bodies in the medium. Compare aerostatics (def 1).
- aerodynamicists — Plural form of aerodynamicist.
- aeroplane cloth — a strong fabric made from cotton, linen, and nylon yarns, used for some light aircraft fuselages and wings
- african buffalo — Cape buffalo.
- africanized bee — a hybrid of African and European honeybees, developed in Brazil and known for its disease resistance and superior honey production
- afternoon watch — the watch from noon until 4 p.m.
- aggregate score — a score calculated by adding the results of several matches
- agranulocytosis — a serious and sometimes fatal illness characterized by a marked reduction of leucocytes, usually caused by hypersensitivity to certain drugs
- agriculturalist — An agriculturalist is someone who is an expert on agriculture and who advises farmers.
- agulhas current — a fast, warm ocean current flowing southwest along the SE coast of Africa
- air conditioned — If a room or vehicle is air conditioned, the air in it is kept cool and dry by means of a special machine.
- air conditioner — An air conditioner is a machine which keeps the air in a building cool and dry.
- air force cross — a U.S. Air Force decoration awarded for extraordinary heroism in action
- airborne attack — an attack involving airborne troops
- airconditioning — Alternative spelling of air conditioning.
- aircraft hangar — a large workshop or building for storing and maintaining aircraft
- airing cupboard — In British houses, an airing cupboard is a warm cupboard where you put clothes and other things that have been washed and partly dried, to make sure they are completely dry.
- airmail sticker — a sticker that is put on airmail letters to make sure they are not sent by surface mail
- airs and graces — If you refer to someone's airs and graces, you mean that they behave in a way that shows that they think they are more important than other people.
- aix-en-provence — a city and spa in SE France: the medieval capital of Provence. Pop: 145 721 (2006)
- aix-la-chapelle — Aachen
- akinetic mutism — a state of apparent alertness with normal eye movements but no speech or other voluntary motion, usually due to a stroke.
- alaska purchase — purchase of the territory of Alaska by the U.S. from Russia in 1867 for $7,200,000. Compare Seward's Folly.
- albany congress — a meeting of delegates from seven American colonies, held in 1754 at Albany, New York, at which Benjamin Franklin proposed a plan (Albany Plan of Union) for unifying the colonies.
- alberta clipper — (in Canada) an area of low pressure that forms in winter near the Rocky Mountains
- alcohol content — the amount of alcohol that is present in an alcoholic drink
- alder buckthorn — a Eurasian rhamnaceous shrub, Frangula alnus, with small greenish flowers and black berry-like fruits
- algorithmically — Using an algorithm.
- alignment chart — nomogram.
- all mockered up — dressed up
- all-risk policy — An all-risk policy is an insurance policy that covers all loss or damage however it is caused, apart from any stated exceptions.
- all-you-can-eat — An all-you-can-eat buffet or restaurant is a buffet or restaurant at which you pay a fixed price, no matter how much or how little you eat.
- allegoricalness — the quality of being allegorical
- allelochemicals — Plural form of allelochemical.
- allemande sauce — a velouté thickened and enriched with egg yolk.
- allorecognition — The ability of an individual organism to distinguish its own tissues from those of another.
- allotriomorphic — (of minerals) not having their own regular shape (as determined by their internal structure) but being shaped instead by adjacent minerals
- allyl mercaptan — a colorless liquid, C 3 H 6 S, having a strong, garlicky odor, used in the manufacture of pharmaceuticals.
- alopecia areata — loss of hair in circumscribed patches.
- alpha-cellulose — a refined, insoluble form of cellulose derived from cotton or wood pulp, and used in manufacturing
- alpine accentor — a small bird of the sparrow family, Prunella collaris, found especially in mountain regions of S Europe and Asia