13-letter words containing b, o, u, r
- bloodcurdling — terrifying; horrifying
- blue copperas — a salt, copper sulfate, CuSO 4 ⋅5H 2 O, occurring naturally as large transparent, deep-blue triclinic crystals, appearing in its anhydrous state as a white powder: used chiefly as a mordant, insecticide, fungicide, and in engraving.
- blue grosbeak — a grosbeak, Guiraca caerulea, of the U.S., Mexico, and Central America, the male of which is blue with two rusty bars on each wing.
- blue rockfish — a bluish-black rockfish, Sebastodes mystinus, inhabiting Pacific coastal waters of North America.
- board measure — a system of units for measuring wood based on the board foot. 1980 board feet equal one standard
- boardinghouse — a private house in which accommodation and meals are provided for paying guests
- bodily injury — The bodily injury section of a liability insurance policy usually covers hospital bills for the injured parties as well as related expenses such as rehabilitation, medicines, and lost income.
- body brussels — a carpet made with three-ply or four-ply worsted yarn drawn up in uncut loops to form a pattern over the entire surface (body Brussels) or made of worsted or woolen yarns on which a pattern is printed (tapestry Brussels)
- bolt up right — a movable bar or rod that when slid into a socket fastens a door, gate, etc.
- bonded labour — a system in which a person provides labour in order to pay off debts
- bone-crushing — powerful or constricting enough to crush one's bones: a bone-crushing handshake.
- book of hours — a book used esp in monasteries during the Middle Ages that contained the prayers and offices of the canonical hours
- boraginaceous — of, relating to, or belonging to the Boraginaceae, a family of temperate and tropical typically hairy-leaved flowering plants that includes forget-me-not, lungwort, borage, comfrey, and heliotrope
- boris godunov — Boris Fedorovich [bawr-is fi-dawr-uh-vich,, bohr-,, bor-;; Russian buh-ryees fyaw-duh-ruh-vyich] /ˈbɔr ɪs fɪˈdɔr ə vɪtʃ,, ˈboʊr-,, ˈbɒr-;; Russian bʌˈryis ˈfyɔ də rə vyɪtʃ/ (Show IPA), 1552–1605, regent of Russia 1584–98 and czar 1598–1605.
- bosman ruling — an EU ruling that allows out-of-contract footballers to leave their clubs without the clubs receiving a transfer fee
- bottled fruit — fruit preserved in glass jars
- boudoir grand — a domestic grand piano between 5 and 6 feet in length
- bounce around — to spring back from a surface in a lively manner: The ball bounced off the wall.
- boundary line — a line marking one of the edges of a playing area
- boundary peak — a peak in SW Nevada, in the White Mountains, near the California border: highest elevation in Nevada. 13,143 feet (4006 meters).
- boundary scan — The use of scan registers to capture state from device input and output pins. IEEE Standard 1149.1-1990 describes the international standard implementation (sometimes called JTAG after the Joint Test Action Group which began the standardisation work).
- bounty hunter — A bounty hunter is someone who tries to find or kill someone in order to get the reward that has been offered.
- bounty jumper — in the U.S. Civil War, a man who accepted the cash bounty offered for enlisting and then deserted
- bouquet garni — A bouquet garni is a bunch of herbs that are tied together and used in cooking to add flavour to the food.
- bourdon gauge — a type of aneroid pressure gauge consisting of a flattened curved tube attached to a pointer that moves around a dial. As the pressure in the tube increases the tube tends to straighten and the pointer indicates the applied pressure
- bourguignonne — Burgundy (def 5).
- boustrophedon — having alternate lines written from right to left and from left to right
- boutros-ghali — ˈBoutros (ˈbutroʊs ) ; bo̅oˈtrōs) 1922- ; Egypt. diplomat: secretary-general of the United Nations (1992-96)
- brachiosaurus — a dinosaur of the genus Brachiosaurus, up to 30 metres long: the largest land animal ever known
- brachypterous — having very short or incompletely developed wings
- braggadocious — boastful
- brain surgeon — a surgeon who specializes in brain surgery
- brass foundry — a foundry that makes things from brass
- brassfounding — the practice of making things from brass
- brassicaceous — belonging to the plant family Brassicaceae, an alternative name for the plant family Cruciferae.
- brazen it out — to act in a bold way as if one need not be ashamed
- break through — If you break through a barrier, you succeed in forcing your way through it.
- breakthroughs — a military movement or advance all the way through and beyond an enemy's front-line defense.
- breeches buoy — a ring-shaped life buoy with a support in the form of a pair of short breeches, in which a person is suspended for safe transfer from a ship
- brigham young — Andrew (Jackson, Jr.) born 1932, U.S. clergyman, civil-rights leader, politician, and diplomat: mayor of Atlanta, Georgia, 1981–89.
- broiler house — a building in which broiler chickens are reared in confined conditions
- bronco buster — a person who breaks broncos to the saddle.
- brown mustard — black mustard. See under mustard (def 2).
- brownie guide — a member of the Brownie Guides, one of the junior branches (aged 7–10 years) in The Guide Association
- brutalization — to make brutal.
- bubble memory — a method of storing high volumes of data by the use of minute pockets of magnetism (bubbles) in a semiconducting material. The bubbles may be caused to migrate past a read head or to a buffer area for storage
- bud variation — any variation in a bud due to changes in either its genetic composition or environment or both such that the resulting flower, fruit, or shoot differs from others of the same plant or species.
- budget period — the time which a budget covers
- buffalo berry — a shrub (genus Shepherdia) of the oleaster family, native to W North America, with silvery leaves
- buffalo grass — a short grass, Buchloë dactyloides, growing on the dry plains of the central US