12-letter words containing b, r, i, a, n
- bearing wall — any of the walls supporting a floor or the roof of a building.
- bearskin rug — the pelt of a bear, used as a rug
- beefheartian — of or recalling the music of Captain Beefheart and his Magic Band, an avant-garde rock/blues band (1966–1982); incorporating strange rhythms, free jazz elements, bizarre lyrics, and growling vocals
- beleaguering — to surround with military forces.
- belgian hare — a large red breed of domestic rabbit
- ben franklin — Aretha [uh-ree-thuh] /əˈri θə/ (Show IPA), born 1942, U.S. singer.
- benchmarking — In business, benchmarking is a process in which a company compares its products and methods with those of the most successful companies in its field, in order to try to improve its own performance.
- bengal tiger — a large tiger found in S. Asia
- bernina alps — a mountain group in SE Switzerland, extending from the Rhateian Alps on the Italian border. Highest peak, Piz Bernina, 13,304 feet (4055 meters).
- bernina pass — a pass in the Alps between SE Switzerland and N Italy, east of Piz Bernina. Height: 2323 m (7622 ft)
- beta orionis — Rigel
- beta version — beta testing
- betweenbrain — the posterior part of the forebrain
- beurre manie — butterpaste.
- bible banger — Bible-thumper.
- bible-banger — Bible-thumper.
- binary color — secondary color.
- binary digit — either of the two digits 0 or 1, used in binary notation
- bingo caller — the person who shouts out the numbers to bingo players
- binocularity — binocular characteristics
- bio-organism — a dangerous fast-proliferating organism that could be used as the basis of a biological weapon
- bioastronomy — the branch of biology which deals with the study or the discovery of life forms on other planets or in space
- bioinorganic — pertaining to the biological activity of metal complexes and nonmetal compounds based on elements other than carbon (contrasted with bioorganic).
- biometrician — a person who is knowledgeable about biometry
- bioturbation — the stirring of sediment by organisms
- biparentally — from a biparental point of view
- bipropellant — a rocket propellant consisting of two substances, usually a fuel and an oxidizer
- bird fancier — a person who keeps, breeds, or sells birds
- bird-brained — silly; stupid
- birket karun — a lake in N Egypt. 25 miles (40 km) long; about 5 miles (8 km) wide; 90 sq. mi. (233 sq. km).
- birth parent — a biological mother (birth mother) or biological father (birth father) a biological parent.
- biscay green — a yellowish green.
- black heroin — a very potent and addictive form of heroin that is dark-colored.
- black prince — Edward2 (Prince of Wales)
- blackbirding — a common European thrush, Turdus merula, the male of which is black with a yellow bill.
- blazing star — a North American liliaceous plant, Chamaelirium luteum, with a long spike of small white flowers
- bletheration — nonsense!
- bliss carman — (William) Bliss, 1861–1929, Canadian poet and journalist in the U.S.
- bluesnarfing — the practice of using one Bluetooth-enabled mobile phone to steal contact details, ring tones, images, etc from another
- 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
- boardsailing — windsurfing
- boating trip — a trip or holiday in a boat such as a sailing boat or canal boat
- bodyboarding — the sport of surfing using a bodyboard
- boilermaking — metal-working in heavy industry; plating or welding
- boolean ring — a nonempty collection of sets having the properties that the union of two sets of the collection is a set in the collection and that the relative complement of each set with respect to any other set is in the collection.
- boomeranging — a bent or curved piece of tough wood used by the Australian Aborigines as a throwing club, one form of which can be thrown so as to return to the thrower.
- born-digital — relating to or noting documents, images, etc., that are created and managed in electronic form: electronic preservation of born-digital content; a born-digital e-book that will not be available in print.
- boulangerite — a bluish lead-gray mineral, lead antimony sulfide, Pb 5 Sb 4 S 11 , a minor ore of lead.
- brachycranic — having a cranial index of 81.0–85.4.