12-letter words containing a, b, i, n
- biometrician — a person who is knowledgeable about biometry
- biotechnical — relating to biotechnology
- 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.
- biscayne bay — an inlet of the Atlantic Ocean, on the SE coast of Florida, separating the cities of Miami and Miami Beach.
- biting mania — an epidemic in which people have a compulsion to bite others, as in 15th-century Germany, Italy, and the Netherlands.
- biting stage — the second part of the oral phase of psychosexual development, approximately 8 to18 months of age, during which a child has the urge to bite or chew objects.
- black heroin — a very potent and addictive form of heroin that is dark-colored.
- black knight — a person or firm that makes an unwelcome takeover bid for a company
- black prince — Edward2 (Prince of Wales)
- blackbirding — a common European thrush, Turdus merula, the male of which is black with a yellow bill.
- blandishment — the act of blandishing; cajolery
- blastulation — the process of blastula formation
- blazing star — a North American liliaceous plant, Chamaelirium luteum, with a long spike of small white flowers
- bletheration — nonsense!
- blind casing — (in a box window frame) a rough framework to which the trim is secured.
- blind flange — a disk for closing the end of a pipe, having holes for bolting it to a flange.
- bliss carman — (William) Bliss, 1861–1929, Canadian poet and journalist in the U.S.
- block caving — a method of mining a large block of ore by systematically undercutting so the ore will cave. Compare cave (def 5a).
- block island — an island off the coast of and a part of Rhode Island, at the E entrance to Long Island Sound.
- block signal — a fixed railroad signal governing the movements of trains entering and using a given section of track.
- blood spavin — a disease of the hock joint of horses in which enlargement occurs because of collected fluids (bog spavin) bony growth (bone spavin) or distention of the veins (blood spavin)
- bloodstained — Someone or something that is bloodstained is covered with blood.
- bloomingdale — a town in NE Illinois.
- blotting-pad — an object to one side of which a piece of blotting paper is attached for blotting text handwritten in ink
- blue jasmine — a southern U.S. shrubby vine, Clematis crispa, of the buttercup family, having solitary, bell-shaped, blue or bluish-purple to pink flowers and bearing fruit with silky appendages.
- bluefin tuna — the largest tuna (Thunnus thynnus): it has bright red flesh and is important as a game and food fish
- 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
- boatbuilding — Boatbuilding is the craft or industry of making boats.
- boating lake — a lake in a park where rowing boats can be hired
- boating trip — a trip or holiday in a boat such as a sailing boat or canal boat
- boatsmanship — seamanship as applied to boats, especially rowboats and motorboats.
- bodyboarding — the sport of surfing using a bodyboard
- boilermaking — metal-working in heavy industry; plating or welding
- bond washing — a series of deals in bonds made with the intention of avoiding taxation
- boniface iii — pope a.d. 607.
- boniface vii — antipope a.d. 974, 984–985.
- 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.
- botticellian — Sandro [san-droh,, sahn-;; Italian sahn-draw] /ˈsæn droʊ,, ˈsɑn-;; Italian ˈsɑn drɔ/ (Show IPA), (Alessandro di Mariano dei Filipepi) 1444?–1510, Italian painter.