12-letter words containing a, c, d, e
- backwardness — toward the back or rear.
- backwoodsmen — Plural form of backwoodsman.
- bacteria bed — a layer of sand or gravel used to expose sewage effluent, in its final stages, to air and the action of microorganisms
- bactericidal — any substance capable of killing bacteria.
- bactericides — Plural form of bactericide.
- bacteriocide — Alternative form of bactericide.
- baklava code — (humour, programming) Code with too many layers. Also known as Lasagne Code.
- bald cypress — a tree, Taxodium distichum, of swampy areas of the southern U.S., having featherlike needles and cone-shaped projections growing up from the roots, yielding a hardwood used in construction, shipbuilding, etc.
- bandersnatch — a fictional creature created by Lewis Carroll in his poem Jabberwocky, and appearing also in The Hunting of the Snark and Through the Looking-Glass
- banner cloud — a plume-shaped cloud extending downwind from an isolated mountain peak. Also called cloud banner. Compare cap cloud (def 1).
- battery acid — acid used in batteries, esp car batteries
- beaconsfield — a town in SE England, in Buckinghamshire. Pop: 12 292 (2001)
- bearded clam — mollusc eaten as seafood
- bechuanaland — former British territory (1884-1966) in S Africa: now the country of Botswana
- behenic acid — a crystalline, saturated fatty acid, C 22 H 44 O 2 , obtained from plant sources, used chiefly in the manufacture of cosmetics, waxes, and plasticizers.
- belly dancer — A belly dancer is a woman who performs a Middle Eastern dance in which she moves her hips and abdomen about.
- beneficiated — to treat (ore) to make more suitable for smelting.
- benzoic acid — a white crystalline solid occurring in many natural resins, used in the manufacture of benzoates, plasticizers, and dyes and as a food preservative (E210). Formula: C6H5COOH
- bespectacled — Someone who is bespectacled is wearing glasses.
- beyond reach — inaccessible
- bid defiance — to resist boldly
- bidialectism — proficient in or using two dialects of the same language.
- billiard cue — a long cue used for playing billiards
- bird fancier — a person who keeps, breeds, or sells birds
- bird watcher — a person who identifies and observes birds in their natural habitat as a recreation.
- bird-watcher — A bird-watcher is a person whose hobby is watching and studying wild birds in their natural surroundings.
- black comedy — a comedy dealing with an unpleasant situation in a pessimistic or macabre manner
- black medick — a small European leguminous plant, Medicago lupulina, with trifoliate leaves, small yellow flowers, and black pods
- black powder — gunpowder as used in sports involving modern muzzleloading firearms
- black-coated — (esp formerly) (of a worker) clerical or professional, as distinguished from commercial or industrial
- blackhearted — wicked; evil
- bladderwrack — any of several seaweeds of the genera Fucus and Ascophyllum, esp F. vesiculosus, that grow in the intertidal regions of rocky shores and have branched brown fronds with air bladders
- body scanner — a machine using X-rays and a computer, used in medicine to look for signs of disease, or in security operations to look for drugs, weapons, etc
- boghead coal — compact bituminous coal that burns brightly and yields large quantities of tar and oil upon distillation.
- boletic acid — fumaric acid.
- boulder clay — an unstratified glacial deposit consisting of fine clay, boulders, and pebbles
- bound charge — any electric charge that is bound to an atom or molecule (opposed to free charge).
- braced frame — a building frame employing a heavy, braced framework of solid girts mortised into solid posts the full height of the frame, with studs one story high filling the interstices.
- bradykinetic — slowness of movement, as found, for example, in Parkinson's disease.
- branch depot — one of a several depots receiving stock from the same central supplier
- brazen-faced — shameless or impudent
- breakdancing — a type of vigorous dance
- breaker card — the first card in the carding process, used to open the raw stock and to convert it into sliver form.
- breechloader — any gun loaded at the breech
- breed of cat — type; sort; variety: The new airplane is a completely different breed of cat from any that has been designed before.
- brevicaudate — having a short tail.
- bridge chair — a lightweight folding chair, often part of a set of matching chairs and bridge table.
- bubble dance — a solo dance by a nude or nearly nude woman, as in a burlesque show, using one or more balloons for covering.
- cackermander — a friend
- cacodaemonic — Daemonic.