12-letter words containing o, u, a, n
- base bullion — smelted lead containing impurities, as gold, silver, or zinc, that are later removed.
- basset hound — A basset hound is a dog with short strong legs, a long body, and long ears. It is kept as a pet or used for hunting.
- battleground — A battleground is the same as a battlefield.
- bay of fundy — an inlet of the Atlantic in SE Canada, between S New Brunswick and W Nova Scotia: remarkable for its swift tides of up to 21 m (70 ft)
- bayonet bulb — an electric light bulb which is inserted into the socket against spring pressure and turned so that pins on its side engage in slots in the socket
- bean counter — You can describe people such as accountants and business managers as bean counters if you disapprove of them because you think they are only interested in money.
- bean sprouts — the sprouts of newly germinated mung beans, eaten as a vegetable, esp in Chinese dishes
- beardtongues — Plural form of beardtongue.
- beat up (on) — to give a beating to; thrash
- beaumontague — a cement-like substance used to fill in and hide cracks and holes in woodwork and metalwork
- beauty salon — A beauty salon is the same as a beauty parlour.
- benzal group — the bivalent group C 7 H 6 –, derived from benzaldehyde.
- bifunctional — having two functions
- binocularity — binocular characteristics
- bioturbation — the stirring of sediment by organisms
- black tongue — canine pellagra.
- blastulation — the process of blastula formation
- boar-hunting — the practice of hunting wild boars
- boarding out — the local-authority practice of placing a client in a foster family or voluntary establishment and paying for it
- boatbuilding — Boatbuilding is the craft or industry of making boats.
- boudin blanc — a boiled sausage made with light-colored meat, as veal or chicken, and without blood
- bougainville — an island in the W Pacific, in Papua New Guinea: the largest of the Solomon Islands: unilaterally declared independence in 1990; occupied by government troops in 1992, and granted autonomy in 2001. Chief town: Kieta. Area: 10 049 sq km (3880 sq miles)
- boulangerite — a bluish lead-gray mineral, lead antimony sulfide, Pb 5 Sb 4 S 11 , a minor ore of lead.
- bounce flash — a flash lamp designed to produce a bounced flash.
- bound charge — any electric charge that is bound to an atom or molecule (opposed to free charge).
- brain tumour — a tumour that is situated in the brain
- brassfounder — a person who makes things from brass
- break ground — to do something that has not been done before
- bring around — If you bring someone around when they are unconscious, you make them become conscious again.
- brontosaurus — any very large herbivorous quadrupedal dinosaur of the genus Apatosaurus, common in North America during Jurassic times, having a long neck and long tail: suborder Sauropoda (sauropods)
- buccolingual — of or relating to the cheek and tongue.
- bud mutation — a variation produced by a genetic alteration in the bud such that the seeds produced by the resulting growth perpetuate the change in succeeding generations.
- buenos aires — the capital of Argentina, a major port and industrial city on the Río de la Plata estuary: became capital in 1880; university (1821). Pop: 13 349 000 (2005 est)
- buffalo gnat — any of various small North American blood-sucking dipterous insects of the genus Simulium and related genera: family Simuliidae
- bunco artist — a confidence trickster or con artist
- buoyancy aid — a type of usually foam-filled lifejacket designed for use in sports such as canoeing
- burial mound — a barrow
- burkina faso — an inland republic in W Africa: dominated by Mossi kingdoms (10th–19th centuries); French protectorate established in 1896; became an independent republic in 1960; consists mainly of a flat savanna plateau. Official language: French; Mossi and other African languages also widely spoken. Religion: mostly animist, with a large Muslim minority. Currency: franc. Capital: Ouagadougou. Pop: 17 812 961 (2013 est). Area: 273 200 sq km (105 900 sq miles)
- burnt almond — a sweet consisting of an almond enclosed in burnt sugar
- burnt orange — of a dark orange colour, sometimes due to calcination of orange pigment
- button quail — any small quail-like terrestrial bird of the genus Turnix, such as T. sylvatica (striped button quail), occurring in tropical and subtropical regions of the Old World: family Turnicidae, order Gruiformes (cranes, rails, etc)
- byelorussian — Byelorussian means belonging or relating to Byelorussia or to its people or culture.
- cacophonious — cacophonous
- cadent house — any of the four houses that precede the angles: the third, sixth, ninth, and twelfth houses, which correspond, respectively, to neighborhood and relatives, work and health, philosophy and foreign travel, and secret matters and service to others.
- calculations — Plural form of calculation.
- calumniation — to make false and malicious statements about; slander.
- calumniators — Plural form of calumniator.
- calumniatory — of, involving, or using calumny; slanderous; defamatory.
- calumniously — in a calumnious manner
- camouflaging — Present participle of camouflage.