12-letter words containing b, o, m
- bioterrorism — Bioterrorism is terrorism that involves the use of biological weapons.
- bird's mouth — a right-angled notch cut in the underside of a rafter for fitting over a longitudinal member, as a wall plate.
- birth mother — the woman who gives birth to a child, regardless of whether she is the genetic mother or subsequently brings up the child
- bitter lemon — a non-alcoholic, fizzy drink with a lemon flavour
- bitter melon — balsam pear.
- blabbermouth — a person who talks too much or indiscreetly
- black bottom — a dance of the late 1920s that originated in America, involving a sinuous rotation of the hips
- black comedy — a comedy dealing with an unpleasant situation in a pessimistic or macabre manner
- black cosmos — a garden plant, Cosmos diversifolius, of Mexico, having small, dahlialike tubers and solitary flower heads with red disk flowers and velvety, dark-red or purplish ray flowers.
- bladder worm — an encysted saclike larva of the tapeworm. The main types are cysticercus, hydatid, and coenurus
- blastomycete — any of a genus (Blastomyces) of yeastlike imperfect fungi that cause diseases in people and animals
- blind-emboss — blind-stamp.
- block system — the system whereby a railway is divided up into separate sections of track where only one train can travel at a time
- bloemfontein — a city in central South Africa: capital of Free State province and judicial capital of the country. Pop: 111 698 (2001)
- blood plasma — the pale yellow fluid portion of the blood; blood from which red and white blood cells and platelets have been removed
- blood sample — an amount of a person's blood taken from their body for use in medical tests
- blood volume — the total quantity of blood in the body
- blooming oil — an oil used as a lubricant in fine sandpapering.
- bloomingdale — a town in NE Illinois.
- blossom into — the flower of a plant, especially of one producing an edible fruit.
- blow molding — Blow molding is a process for forming plastic objects in which plastic is melted, put in a mold, and then shaped by having compressed air blown into it.
- blow-molding — the sound of any vapor or gas issuing from a vent under pressure.
- blue melilot — a European plant, Trigonella caerulea, of the legume family, having long-stalked clusters of blue and white flowers.
- board member — a member of board of directors
- boatsmanship — seamanship as applied to boats, especially rowboats and motorboats.
- body fascism — intolerance of those whose bodies do not conform to a particular view of what is desirable
- boehm system — a system of improved fingering and keying for the flute and clarinet, invented by the German musician Theobald Boehm (1794–1881).
- bog rosemary — any of several species (genus Andromeda) of evergreen shrubs of the heath family, native to cold bogs of North America and Europe, with pink flowers and narrow leaves
- boilermaking — metal-working in heavy industry; plating or welding
- bolshevikism — the doctrines, methods, or procedure of the Bolsheviks.
- bomb factory — a site or building in which terrorists illicitly and secretly create bombs
- bomb shelter — a shelter, usually underground, in which people take refuge from bomb attacks
- bombacaceous — of, relating to, or belonging to the Bombacaceae, a family of tropical trees, including the kapok tree and baobab, that have very thick stems, often with water-storing tissue
- bombay hills — a row of hills marking the southern boundary of greater Auckland on the North Island, New Zealand
- bombe glacée — a dessert of ice cream lined or filled with custard, cake crumbs, etc
- bomber pilot — the pilot of a bomber
- bonus number — (in the National Lottery) a number announced after the normal six numbers which influences the amount of prize money paid
- bonus scheme — a scheme in a company or other organization according to which employees receive a bonus if they meet specified targets
- booch method — (programming) A widely used object-oriented analysis and object-oriented design method.
- book matches — safety matches made of paper and fastened into a small cardboard folder
- booking form — a form used to book a holiday, accommodation, etc
- boom-or-bust — boom-and-bust.
- boomer state — Oklahoma
- boomeranging — a bent or curved piece of tough wood used by the Australian Aborigines as a throwing club, one form of which can be thrown so as to return to the thrower.
- booster pump — A booster pump is a pump which is used where pressure is low and needs to be increased.
- bosom friend — an intimate friend
- bottom break — a branch coming from the bottom of a plant stem, usually formed by pinching and disbudding.
- bottom grass — any grass that grows on bottoms or lowlands.
- bottom house — the open space beneath a house built upon high pillars
- 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