15-letter words containing a, b, c, o
- box the compass — to name the compass points in order
- brachiocephalic — of, relating to, or supplying the arm and head
- brachistochrone — the curve between two points through which a body moves under the force of gravity in a shorter time than for any other curve; the path of quickest descent
- brachystomatous — having a short proboscis, as certain insects.
- branchial pouch — one of a series of rudimentary outcroppings of the inner pharyngeal wall, corresponding to the branchial grooves on the surface.
- branchiostegous — branchiostegal.
- breach of faith — a violation of good faith, confidence, or trust; betrayal: To abandon your friends now would be a breach of faith.
- breach of trust — a violation of duty by a trustee or any other person in a fiduciary position
- breakdown cover — insurance cover against breakdowns in a vehicle
- breeder reactor — a type of nuclear reactor that produces more fissionable material than it consumes
- bristol channel — an inlet of the Atlantic, between S Wales and SW England, merging into the Severn estuary. Length: about 137 km (85 miles)
- britneyfication — the effect on clothes and fashions of following the revealing styles favoured by the US pop singer Britney Spears (born 1981)
- broadcast storm — (networking) A broadcast on a network that causes multiple hosts to respond by broadcasting themselves, causing the storm to grow exponentially in severity. See network meltdown.
- broca's aphasia — a type of aphasia caused by a lesion in Broca's area of the brain, characterized by misarticulated speech and lack of grammatical morphemes.
- bronchial tubes — the bronchi or their smaller divisions
- bronzed grackle — the western subspecies of the American bird, the common grackle, Quiscalus quiscula versicolor, having bronzy, iridescent plumage.
- bucket elevator — a chain of buckets for raising liquids or materials to a higher level
- buffalo currant — an ornamental shrub, Ribes odoratum, of the central U.S., having showy, drooping clusters of fragrant yellow flowers and edible black fruit.
- bullock's heart — the large, edible fruit of a tropical American tree, Annona reticulata.
- bullock's-heart — the large, edible fruit of a tropical American tree, Annona reticulata.
- buy-back option — the option for a company to buy some or all of its shares from an investor, who acquired them by putting venture capital into the company when it was formed
- by a long chalk — You can use by a long chalk to add emphasis to something you are saying.
- by all accounts — according to everyone
- calcium blocker — any of a group of drugs that prevent the influx of calcium into excitable tissues such as smooth muscle of the heart or arterioles, used in the treatment of angina, hypertension, and certain arrhythmias.
- call into being — to create
- calydonian boar — a savage boar sent by Artemis to destroy Calydon, a city in Aetolia, because its king had neglected to sacrifice to her. It was killed by Meleager, the king's son
- camelot library — (library)
- campaign button — a disk-shaped pin worn by a supporter of a political candidate, usually bearing the name of the candidate and often a slogan or the candidate's picture.
- campaign ribbon — a distinctively colored ribbon, either on a small, narrow bar or in the form of a strip, representing a military campaign participated in by the wearer.
- cannibalisation — Alternative form of cannibalization.
- cannibalization — to subject to cannibalism.
- cannonball tree — a South American tree, Couroupita guianensis, bearing round, woody-husked fruit whose shells are used to make containers and utensils.
- cannot help but — to be unable to do anything else except
- cape gooseberry — a tropical American solanaceous plant, Physalis peruviana, naturalized in southern Africa, having yellow flowers and edible yellow berries
- carbazotic acid — picric acid.
- carbon fixation — the process by which plants assimilate carbon from carbon dioxide in the atmosphere to form metabolically active compounds
- carbon monoxide — Carbon monoxide is a poisonous gas that is produced especially by the engines of vehicles.
- carboxylic acid — any of a class of organic acids containing the carboxyl group
- carry one's bat — (of an opening batsman) to reach the end of an innings without being dismissed
- cartesian doubt — willful suspension of all interpretations of experience that are not absolutely certain: used as a method of deriving, by elimination of such uncertainties, axioms upon which to base theories.
- cartier-bresson — Henri (ɑ̃ri). 1908–2004, French photographer
- casual labourer — a person who is employed on a temporary, rather than a permanent or regular basis
- catchment board — a public body concerned with the conservation and organization of water supply from a catchment area
- celestial globe — a spherical model of the celestial sphere showing the relative positions of stars, constellations, etc
- centrifugal box — a revolving chamber, used in the spinning of manufactured filaments, in which the plastic fibers, subjected to centrifugal force, are slightly twisted and emerge in the form of yarn wound into the shape of a hollow cylinder.
- cerebral cortex — the outermost layer of the cerebrum that is the locus of higher brain processes
- cerebrovascular — of or relating to the blood vessels and the blood supply of the brain
- chamber concert — a concert of chamber music
- chamber counsel — a counsel who advises in private and does not plead in court
- chandler wobble — a slight, irregular nutation of the earth's rotational axis with a period of c. 428 days