13-letter words containing a, u, t
- blast furnace — A blast furnace is a large structure in which iron ore is heated under pressure so that it melts and the pure iron metal separates out and can be collected.
- blue asbestos — a common name for the mineral crocidolite, a variety of asbestos found in Africa and Australia
- boom-and-bust — characteristic of a period of economic prosperity followed by a depression.
- bouncy castle — A bouncy castle is a large object filled with air, often in the shape of a castle, which children play on at a fairground or other outdoor event.
- bouquet garni — A bouquet garni is a bunch of herbs that are tied together and used in cooking to add flavour to the food.
- boutros-ghali — ˈBoutros (ˈbutroʊs ) ; bo̅oˈtrōs) 1922- ; Egypt. diplomat: secretary-general of the United Nations (1992-96)
- brachypterous — having very short or incompletely developed wings
- brain truster — a member of a brain trust; an important but usually unofficial adviser.
- brandy butter — butter and sugar creamed together with brandy and served with Christmas pudding, etc
- 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.
- brilliant cut — a cut for gems
- brilliant-cut — a cut intended to enhance the brilliance of a gem with the least possible sacrifice of weight, characterized by a form resembling two pyramids set base to base, truncated so as to give a broad table and a very small culet, and having from 18 to 104 facets, 58 being typical.
- brittany blue — a medium greenish blue.
- brown mustard — black mustard. See under mustard (def 2).
- brutalization — to make brutal.
- buck sergeant — a newly promoted sergeant
- bucket ladder — a series of buckets that move in a continuous chain, used to dredge riverbeds, etc, or to excavate land
- buckeye state — Ohio (used as a nickname).
- 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.
- buffalo cloth — a heavyweight woolen fabric constructed in twill weave and having a shaggy pile.
- built-up mast — a wooden mast formed of several shaped, longitudinal pieces joined together.
- bulbourethral — of or relating to the rounded mass of tissue surrounding the urethra at the root of the penis.
- bull elephant — an adult male elephant
- bullet-headed — with a head shaped like a bullet
- bums on seats — If the organizers of an event such as a concert want to put bums on seats, they want a lot of people to attend it.
- bundle sheath — a layer of cells in plant leaves and stems that surrounds a vascular bundle.
- buoyancy tank — an enclosed air-filled section of a boat, ship or hovercraft designed to keep it afloat and prevent it from sinking
- buoyant force — the law that a body immersed in a fluid is buoyed up by a force (buoyant force) equal to the weight of the fluid displaced by the body.
- bureaucratese — wordy, jargon-filled, overcomplicated language considered typical of bureaucrats
- bureaucratism — an official of a bureaucracy.
- bureaucratist — a believer in bureaucracy
- bureaucratize — to administer by or transform into a bureaucracy
- burt standish — Burt L. pseudonym of Gilbert Patten.
- bus mastering — bus master
- bustard quail — button quail.
- bustard-quail — any of several birds of the family Turnicidae, of warmer parts of the Old World, resembling but not related to the true quail. Also called bustard quail, hemipode.
- buster collar — a round collar, similar to a lampshade in shape, that is fitted round the neck of an animal or bird, for example to prevent it removing or interfering with a dressing or other treatment
- busto arsizio — a city in Lombardy, N Italy.
- butanoic acid — kind of acid
- butch haircut — a short haircut for men, similar to a crew cut.
- butcher paper — heavy, moisture-resistant paper, as used for wrapping meat.
- butcher's saw — a type of hacksaw used especially by butchers for cutting through meat and bones.
- butler's tray — a tray resting on or attached to an X-shaped, often folding stand, on which are kept drink bottles and glasses
- butterfly pea — any of several leguminous plants of the genus Clitoria, as C. mariana, of North America, having pale-blue flowers.
- butyl acetate — a colourless liquid with a fruity odour, existing in four isomeric forms. Three of the isomers are important solvents for cellulose lacquers. Formula: CH3COOC4H9
- butyl alcohol — any of four isomeric alcohols, C4H9OH, obtained from petroleum products: used as solvents and in organic synthesis
- butyraldehyde — a colourless flammable pungent liquid used in the manufacture of resins. Formula: CH3(CH2)2CHO
- by its nature — If you say that something has a particular characteristic by its nature or by its very nature, you mean that things of that type always have that characteristic.