16-letter words containing a, r, u
- bermuda palmetto — a palm, Sabal bermudana, of Bermuda, having small, roundish, black fruit and leaves that are checkered beneath.
- 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.
- biliary calculus — an abnormal stonelike mass, usually of cholesterol, formed in the gallbladder or bile passages.
- binocular fusion — fusion (def 5a).
- binocular-fusion — the act or process of fusing; the state of being fused.
- binuclear family — a social unit composed of an extended family, usually the children and subsequent spouses of divorced parents.
- birthday honours — (in Britain) honorary titles conferred on the official birthday of the sovereign
- blind man's rule — a carpenter's rule having large numbers to permit its reading in dim light.
- 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-green algae — any of a division (Cyanophycota) of photosynthetic monerans, microorganisms that contain a blue pigment which obscures the chlorophyll; cyanobacteria
- bluegrass region — a region in central Kentucky, famous for its horse farms and fields of bluegrass.
- board of inquiry — a group set up to inquire into accidents, etc
- bonded warehouse — a warehouse in which dutiable goods are deposited until duty is paid or the goods are cleared for export
- bordeaux mixture — a fungicide consisting of a solution of equal quantities of copper sulphate and quicklime
- bordelaise sauce — a dark sauce made from meat stock, flour, wine, onions, seasonings, etc., served over broiled meat
- boundary dispute — dispute between neighbours about the boundary between their properties
- bouquet larkspur — a plant, Delphinium grandiflorum, of eastern Asia, having blue or whitish flowers and hairy fruit.
- branchiopneustic — breathing by means of gills, as certain aquatic insect larvae.
- 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
- brass instrument — a musical wind instrument of brass or other metal with a cup-shaped mouthpiece, as the trombone, tuba, French horn, trumpet, or cornet.
- 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
- breeding plumage — the plumage assumed by a male bird during the courtship period, especially in those species that are more colorful at this period.
- bren gun carrier — (esp in World War II) a small armoured vehicle equipped with a Bren gun
- british columbia — a province of W Canada, on the Pacific coast: largely mountainous with extensive forests, rich mineral resources, and important fisheries. Capital: Victoria. Pop: 4 400 057 (2011 est). Area: 930 532 sq km (359 279 sq miles)
- british honduras — Belize
- broad-shouldered — having broad shoulders
- bronchopneumonia — inflammation of the lungs, originating in the bronchioles
- 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.
- buckthorn family — the plant family Rhamnaceae, characterized by shrubs and trees having alternate, simple leaves, clusters of small flowers, and fruit in the form of a drupe or capsule, and including the buckthorn, cascara, and New Jersey tea.
- bullet-resistant — not allowing bullets to pass through
- bundled software — software sold as part of a package with computers or other hardware or software
- bunker mentality — a defensive attitude in which others are seen as hostile or potentially hostile
- buoyancy chamber — an enclosed section of a canoe, float, ship or other object that contains air, foam, or another buoyant substance in order to help maintain buoyancy
- bureau de change — a place where foreign currencies can be exchanged
- bureaucratically — of, relating to, or characteristic of a bureaucrat or a bureaucracy; arbitrary and routine.
- burge's language — Unnamed functional language based on lambda-calculus. Recursive Programming techniques", W.H. Burge, A-W 1975.
- burkitt lymphoma — a rare type of tumour of the white blood cells, occurring mainly in Africa and associated with infection by Epstein-Barr virus
- burnet saxifrage — a Eurasian umbelliferous plant of the genus Pimpinella, having umbrella-like clusters of white or pink flowers
- bury the hatchet — to cease hostilities and become reconciled
- business manager — a person who ensures the running of a business by managing the work of relevant staff
- buttercup family — the plant family Ranunculaceae, typified by mostly herbaceous plants having usually alternate leaves, multistaminate flowers sometimes lacking petals but with colorful sepals, and including the anemone, buttercup, clematis, columbine, delphinium, and monkshood.
- buttercup squash — a small, usually dark-green squash that is a variety of Cucurbita maxima, having sweet orange flesh.
- butterfly ballot — a ballot paper in the form of two leaves extending from a central spine
- butterfly damper — a damper, as in a flue, that rotates about a central axis across its face.
- butternut squash — a variety of squash with brownish-yellow rind and orange flesh
- button snakeroot — blazing star (sense 1)
- buying behaviour — the behaviours displayed by consumers when they purchase things, such as preferences, price points, etc