17-letter words containing i, s, o, a
- black swallowtail — the tail of a swallow or a deeply forked tail like that of a swallow.
- black-box testing — functional testing
- blackout curtains — thick, lined curtains designed to shut out all daylight and keep a room in complete darkness
- bland-allison act — an act of Congress (1878) requiring the federal government to purchase at the market price from two to four million dollars' worth of silver monthly for conversion into silver dollars containing 16 times more silver per coin than gold in dollar coins of gold.
- blasphemous libel — In Britain, previously, the crime committed if a person insults, offends, or vilifies the deity, Christ, or the Christian religion
- block association — an association for the residents of a particular block in a neighbourhood to discuss and act on matters of common concern
- blood transfusion — A blood transfusion is a process in which blood is injected into the body of a person who is badly injured or ill.
- blowpipe analysis — a type of chemical analysis in which the intensely hot flame of a blowpipe vaporizes a mineral or other substance with a characteristically colored flame and a unique odor, so as to identify chemical elements in a substance
- blue false indigo — a North American plant, Baptisia australis, of the legume family, having wedge-shaped leaflets and blue, clustered flowers.
- board of estimate — a special organ of a municipal government, as of New York City, composed of the mayor, the president of the city council, and the controller, and charged with approving the city's budget and fiscal matters.
- board-and-shingle — a small dwelling with wooden walls and a shingle roof
- boatswain's chair — a seat consisting of a short flat board slung from ropes, used to support a person working on the side of a vessel or in its rigging
- boileau-despreaux — Nicolas [nee-kaw-lah] /ni kɔˈlɑ/ (Show IPA), 1636–1711, French critic and poet.
- boothia peninsula — a peninsula of N Canada: the northernmost part of the mainland of North America, lying west of the Gulf of Boothia, an arm of the Arctic Ocean
- bore-stroke ratio — The bore-stroke ratio is the ratio of bore to stroke. A ratio of 1:1 is referred to informally as square.
- bradford spinning — a wool-spinning method in which the fibers are oiled prior to combing and subsequently spun into worsted yarn.
- breach of promise — (formerly) failure to carry out one's promise to marry
- breakdown service — a service that provides assistance to motorists who break down
- bricks and mortar — You can use bricks and mortar to refer to houses and other buildings, especially when they are considered as an investment.
- british cameroons — a former British trust territory of West Africa
- british columbian — of or relating to British Columbia or its inhabitants
- british shorthair — a breed of large cat with a short dense coat
- british-cameroons — German Kamerun. a region in W Africa: a German protectorate 1884–1919; divided in 1919 into British and French mandates.
- broadview heights — a town in N Ohio.
- broderie anglaise — open embroidery on white cotton, fine linen, etc
- buyers' inflation — inflation in which rising demand results in a rise in prices.
- cache consistency — cache coherency
- caesarean section — A Caesarean or a Caesarean section is an operation in which a baby is lifted out of a woman's womb through an opening cut in her abdomen.
- café-au-lait spot — a brown patch on the skin that can occur normally in small numbers or in neurofibromatosis, when they are more numerous
- calcium phosphate — the insoluble nonacid calcium salt of orthophosphoric acid (phosphoric(V) acid): it occurs in bones and is the main constituent of bone ash. Formula: Ca3(PO4)2
- calorie-conscious — aware of the calorie content of one's diet
- canine parvovirus — a highly contagious viral disease of dogs characterized by vomiting, haemorrhagic diarrhoea, depression, and, in severe cases, death
- carbon disulphide — a colourless slightly soluble volatile flammable poisonous liquid commonly having a disagreeable odour due to the presence of impurities: used as an organic solvent and in the manufacture of rayon and carbon tetrachloride. Formula: CS2
- carbon offsetting — a program in which a company, country, etc., reduces or offsets its carbon emissions through the funding of activities and projects that improve the environment: Carbon offsetting does not always have a quantifiable impact on the planet.
- carbonic-acid gas — carbon dioxide
- cardiac glycoside — any of a group of drugs used to stimulate the heart in cases of heart failure, obtained from a number of plants, as the foxglove, squill, or yellow oleander.
- cardinal grosbeak — any of various mostly tropical American buntings, such as the cardinal and pyrrhuloxia, the males of which have brightly coloured plumage
- cardio striptease — a form of keep-fit exercise in which people move their bodies in the manner of striptease artists
- cardiogenic shock — a type of shock caused by decreased cardiac output despite adequate blood volume, owing to a disease of the heart itself, as myocardial infarction, or any other factor that interferes with the filling or emptying of the heart.
- cardiorespiratory — of, relating to, or affecting the heart and respiratory system.
- cariboo mountains — a mountain range in SW Canada, in SE British Columbia. Highest peak: Mount Sir Wilfrid Laurier, 3520 m (11 549 ft)
- caribou codeworks — (company) The company which sells QTRADER. Director of Marketing: Norm Larsen <[email protected]>.
- carlos de austria — Don [dawn] /dɔn/ (Show IPA), 1545–68, eldest son of Philip II of Spain: died during imprisonment for conspiracy against his father.
- carolina allspice — any of a genus (Calycanthus) of hardy shrubs (family Calycanthaceae) of a dicotyledonous order (Laurales) of plants, bearing reddish-brown, sweet-smelling flowers
- carolina moonseed — a twining woody vine, Cocculus carolinus, of the southeastern U.S., having inconspicuous flowers and showy, red fruit.
- cartesian product — the set of all ordered pairs of members of two given sets. The product A × B is the set of all pairs <a, b> where a is a member of A and b is a member of B
- cat-o'-nine-tails — a rope whip consisting of nine knotted thongs, used formerly to flog prisoners
- catastrophization — The act or process of catastrophizing.
- catholic epistles — the epistles of James, I and II Peter, I John, and Jude, which were addressed to the universal Church rather than to an individual or a particular church
- causality paradox — the hypothetical cause-and-effect of time travel and making changes in the past that would affect current actions.