12-letter words containing b, u, t, r
- beardtongues — Plural form of beardtongue.
- beaufort sea — part of the Arctic Ocean off the N coast of North America
- beautifuller — (obsolete) Comparative form of beautiful.
- beauty cream — a cosmetic cream
- beauty quark — bottom quark
- beauty strip — a narrow forest corridor left uncut alongside a road or body of water.
- belly-buster — belly flop.
- bi-quarterly — occurring twice in each quarter of a year.
- biarticulate — having two joints, as the antennae of certain insects.
- biauriculate — having two auricles or earlike parts
- binocularity — binocular characteristics
- bio-security — the precautions taken to protect against the spread of lethal or harmful organisms and diseases
- bioturbation — the stirring of sediment by organisms
- bird's mouth — a right-angled notch cut in the underside of a rafter for fitting over a longitudinal member, as a wall plate.
- 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 trauma — an emotional shock caused by being born.
- biscuit ware — unglazed earthenware
- blabbermouth — a person who talks too much or indiscreetly
- black butter — beurre noir.
- blackcurrant — In Europe, blackcurrants are a type of very small, dark purple fruits that grow in bunches on bushes.
- blaue reiter — der Blaue Reiter. a group of German expressionist painters formed in Munich in 1911, including Kandinsky and Klee, who sought to express the spiritual side of man and nature, which they felt had been neglected by impressionism
- blister rust — a disease of certain pines caused by rust fungi of the genus Cronartium, causing swellings on the bark from which orange masses of spores are released
- blow through — to leave; make off
- blue norther — a cold north wind that brings rapidly falling temperatures.
- blue pointer — a large shark, Isuropsis mako, of Australian coastal waters, having a blue back and pointed snout
- blue vitriol — the fully hydrated blue crystalline form of copper sulphate
- blueprinting — a process of photographic printing, used chiefly in copying architectural and mechanical drawings, which produces a white line on a blue background.
- blues guitar — blues guitar music
- 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
- boisterously — rough and noisy; noisily jolly or rowdy; clamorous; unrestrained: the sound of boisterous laughter.
- bolt upright — If someone is sitting or standing bolt upright, they are sitting or standing very straight.
- bonnet rouge — a red cap worn by ardent supporters of the French Revolution
- boom-or-bust — boom-and-bust.
- booster pump — A booster pump is a pump which is used where pressure is low and needs to be increased.
- bottle gourd — an Old World cucurbitaceous climbing plant, Lagenaria siceraria, having large hard-shelled gourds as fruits
- bottom quark — a type of quark with a mass of c. 4.7 to 5.3 GeV/c2, a negative charge that is 1⁄3 the charge of an electron, zero charm, and zero strangeness
- bottom round — a cut of beef taken from outside the round, which is below the rump and above the upper leg.
- boulangerite — a bluish lead-gray mineral, lead antimony sulfide, Pb 5 Sb 4 S 11 , a minor ore of lead.
- bouleuterion — a council chamber in ancient Greece.
- bourke-white — Margaret. 1906–71, US photographer, a pioneer of modern photojournalism: noted esp for her coverage of World War II
- bow thruster — a propeller located in a ship's bow to provide added maneuverability, as when docking.
- brain tumour — a tumour that is situated in the brain
- brains trust — a group of knowledgeable people who discuss topics in public or on radio or television
- breakthrough — A breakthrough is an important development or achievement.
- breastplough — a plough driven by the worker's breast, often used to pare turf
- breastsummer — a girder extending across a large opening in a building to support the wall above, used primarily over shop-fronts
- breath group — a sequence of sounds articulated in the course of a single exhalation; an utterance or part of an utterance produced between pauses for breath.
- brevicaudate — having a short tail.
- bridal suite — a room or set of rooms in a hotel for newly married couples