12-letter words containing n, a, r, b
- 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 bryony — a climbing herbaceous Eurasian plant, Tamus communis, having small greenish flowers and poisonous red berries: family Dioscoreaceae
- 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.
- blackcurrant — In Europe, blackcurrants are a type of very small, dark purple fruits that grow in bunches on bushes.
- bladder fern — a small fern, Cystoperis fragilis, with graceful lanceolate leaves, typically growing on limestone rocks and walls
- blanket roll — a blanket or sleeping bag rolled into a cylindrical pack for easy carrying and outdoor use by hikers, soldiers, cowboys, etc., often with cooking utensils, food, and personal articles carried inside.
- blaze orange — a very bright orange, as on a traffic cone.
- blazing star — a North American liliaceous plant, Chamaelirium luteum, with a long spike of small white flowers
- blennorrhoea — an excessive discharge of watery mucus, esp from the urethra or the vagina
- bletheration — nonsense!
- bliss carman — (William) Bliss, 1861–1929, Canadian poet and journalist in the U.S.
- blood orange — a variety of orange all or part of the pulp of which is dark red when ripe
- 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
- 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
- bodyboarding — the sport of surfing using a bodyboard
- bog-standard — If you describe something as bog-standard you mean that is an ordinary example of its kind, with no exciting or interesting features.
- boilermaking — metal-working in heavy industry; plating or welding
- bond servant — a person who serves in bondage; slave.
- bonnyclabber — clotted or curdled milk
- 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.
- bound charge — any electric charge that is bound to an atom or molecule (opposed to free charge).
- bowel cancer — cancer of the colon
- boxgrove man — a type of primitive man, probably Homo heidelbergensis, and probably dating from the Middle Palaeolithic period some 500 000 years ago; remains were found at Boxgrove in West Sussex in 1993 and 1995
- brachycranic — having a cranial index of 81.0–85.4.
- bradmanesque — (of a batsman or innings) reminiscent of Sir Don Bradman in terms of dominance over the opposing bowlers
- bradykinesia — abnormal slowness of physical movement, esp as an effect of Parkinson's disease
- bradykinetic — slowness of movement, as found, for example, in Parkinson's disease.
- brain damage — If someone suffers brain damage, their brain is damaged by an illness or injury so that they cannot function normally.