16-letter words containing a, b, d, n
- bermuda triangle — an area in the Atlantic Ocean bounded by Bermuda, Puerto Rico, and Florida where ships and aeroplanes are alleged to have disappeared mysteriously
- bertrand russell — (person) (1872-1970) A British mathematician, the discoverer of Russell's paradox.
- bidirectionality — capable of reacting or functioning in two, usually opposite, directions.
- bihar and orissa — a former province of NE India: now divided into the states of Bihar and Odisha (formerly Orissa).
- biodeterioration — biodegradation.
- bird in the hand — any warm-blooded vertebrate of the class Aves, having a body covered with feathers, forelimbs modified into wings, scaly legs, a beak, and no teeth, and bearing young in a hard-shelled egg.
- birthday honours — (in Britain) honorary titles conferred on the official birthday of the sovereign
- birthday present — a gift given to someone on their birthday
- black nightshade — a poisonous solanaceous plant, Solanum nigrum, a common weed in cultivated land, having small white flowers with backward-curved petals and black berry-like fruits
- black propaganda — propaganda that does not come from the source it claims to come from
- black-eyed susan — any of several North American plants of the genus Rudbeckia, esp R. hirta, having flower heads of orange-yellow rays and brown-black centres: family Asteraceae (composites)
- bleaching powder — a white powder with the odour of chlorine, consisting of chlorinated calcium hydroxide with an approximate formula CaCl(OCl).4H2O. It is used in solution as a bleaching agent and disinfectant
- blended learning — the use of both classroom teaching and on-line learning
- blind man's buff — a game in which a blindfolded person tries to catch and identify the other players
- blind man's rule — a carpenter's rule having large numbers to permit its reading in dim light.
- blind salamander — any of several North American salamanders, especially of the genera Typhlotriton, Typhlomolge, and Haideotriton, that inhabit underground streams or deep wells and have undeveloped eyes and scant pigmentation.
- block and tackle — a hoisting device in which a rope or chain is passed around a pair of blocks containing one or more pulleys. The upper block is secured overhead and the lower block supports the load, the effort being applied to the free end of the rope or chain
- blue dawn-flower — a tropical American vine, Ipomoea acuminata, of the morning glory family, having large, funnel-shaped flowers that turn from blue to pink.
- blue-winged teal — a small North American duck (Anas discors) found on ponds and rivers
- board and batten — a siding consisting of wide boards or of sheets of plywood set vertically with butt joints covered by battens.
- board of inquiry — a group set up to inquire into accidents, etc
- board of pardons — an agency that determines which prisoners are to be released on parole or discretionary mandatory supervision and recommends pardons
- boarding kennels — a place where dog owners can pay to have their dogs looked after while they are away
- boarding officer — a coastguard who boards ships suspected of carrying illegal cargoes or posing a security risk
- bonded warehouse — a warehouse in which dutiable goods are deposited until duty is paid or the goods are cleared for export
- bonhomme richard — the flagship of John Paul Jones.
- bornholm disease — an epidemic virus infection characterized by pain round the base of the chest
- botanical garden — a place where collections of plants and trees are kept for scientific study and exhibition
- boundary dispute — dispute between neighbours about the boundary between their properties
- brain aid prolog — (language) (BAP) A parallel Prolog environment for transputer systems by Frank Bergmann <[email protected]>, Martin Ostermann <[email protected]>, and Guido von Walter <[email protected]> of Brain Aid Systems GbR. BAP is based on a model of communicating sequential Prolog processes. The run-time system consists of a multi-process operating system with support for several applications running concurrently.
- brain-fever bird — an Indian cuckoo, Cuculus varius, that utters a repetitive call
- braking distance — the distance a vehicle travels from the point at which its brakes are applied to the point at which it comes to a stop
- brand acceptance — the extent to which consumers recognize and welcome a brand
- brandenburg gate — the only remaining city gate in Berlin, built by Friedrich Wilhelm II of Prussia in 1788–1791 as a symbol of peace and now one of the city's landmarks
- brandy alexander — an Alexander cocktail made with brandy
- brave west winds — the strong west and west-northwest winds blowing between latitudes 40° S and 60° S.
- bread and butter — Something that is the bread and butter of a person or organization is the activity or work that provides the main part of their income.
- bread-and-butter — providing a livelihood or basic source of income; supplying the basic needs of life: a bread-and-butter job; the agency's bread-and-butter account.
- break new ground — to do something that has not been done before
- break one's word — to fail to keep one's promise
- breeding plumage — the plumage assumed by a male bird during the courtship period, especially in those species that are more colorful at this period.
- brick-and-mortar — pertaining to conventional stores, businesses, etc., having physical buildings and facilities, as opposed to Internet or remote services.
- bridge financing — interim or emergency financing through a short- or medium-term loan (bridge loan)
- bridging finance — money borrowed temporarily to cover the period before a particular event occurs, for example, until a house purchaser receives money under a mortgage
- bright and early — very early in the morning
- british honduras — Belize
- brown-eyed susan — a composite plant, Rudbeckia triloba, of the southeastern U.S., having a single flower with yellow rays darkening to an orange orbrown at the base and a brownish-black disk.
- bundled software — software sold as part of a package with computers or other hardware or software
- bureau de change — a place where foreign currencies can be exchanged
- busman's holiday — If you have a holiday, but spend it doing something similar to your usual work, you can refer to it as a busman's holiday.