17-letter words containing o, b, l, i
- biological parent — a parent who has conceived (biological mother) or sired (biological father) rather than adopted a child and whose genes are therefore transmitted to the child.
- biological rhythm — biorhythm.
- biological shield — a protective shield impervious to radiation, esp the thick concrete wall surrounding the core of a nuclear reactor
- biological weapon — a weapon which uses a biological agent to harm people and other living organisms
- biopharmaceutical — of or relating to drugs produced using biotechnology
- bitter almond oil — almond oil (def 2).
- bitter-almond-oil — Also called sweet almond oil, expressed almond oil. a colorless to pale yellow fatty oil expressed from the seeds of the sweet almond, used in preparing perfumes and confections.
- black nationalism — a movement advocating the establishment of a separate black nation within the U.S.
- 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
- blind carbon copy — a duplicate of anything written or typed, or a copy of an email or other electronic document, that is sent to someone whose name is not visible to the primary addressee. Abbreviation: bcc.
- block association — an association for the residents of a particular block in a neighbourhood to discuss and act on matters of common concern
- block coefficient — the ratio of the immersed volume of a vessel to the product of its immersed draft, length, and beam.
- blocking antibody — Immunology. an antibody that partly combines with an antigen and interferes with cell-mediated immunity, thereby preventing an allergic reaction.
- 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.
- blue-headed vireo — solitary vireo.
- board and lodging — If you are provided with board and lodging, you are provided with food and a place to sleep, especially as part of the conditions of a job.
- board-and-shingle — a small dwelling with wooden walls and a shingle roof
- boat-billed heron — a nocturnal, tropical American wading bird (Cochlearius cochlearius) with a large, broad bill: it is the only member of a family (Cochleariidae) of wading birds
- boileau-despreaux — Nicolas [nee-kaw-lah] /ni kɔˈlɑ/ (Show IPA), 1636–1711, French critic and poet.
- boiler horsepower — a unit of measurement of the ability of a boiler to evaporate water, usually given as the ability to evaporate 34½ pounds (15.6 kg) of water an hour, into dry saturated steam from and at 212°F (100°C).
- bombardier beetle — any of various small carabid beetles of the genus Brachinus, esp B. crepitans of Europe, which defend themselves by ejecting a jet of volatile fluid
- boolean operation — any operation in which each of the operands and the result take one of two values.
- 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
- bouncebackability — the ability to recover after a setback, esp in sport
- bowel obstruction — a blockage in the bowel
- boys will be boys — If you say boys will be boys, for example when a group of men are behaving noisily or aggressively, you are suggesting in a light-hearted way that this is typical male behaviour and will never change.
- brazilian peridot — a light yellowish-green tourmaline used as a gem: not a true peridot.
- breathe life into — revive, rejuvenate
- british columbian — of or relating to British Columbia or its inhabitants
- broderie anglaise — open embroidery on white cotton, fine linen, etc
- broken white line — a regular, discontinuous white line on a roadway, indicating that overtaking is permitted
- brompton cocktail — an analgesic mixture, usually containing morphine and cocaine and sometimes other narcotic substances in an alcohol solution, administered primarily to advanced cancer patients.
- browserconfig.xml — (web) A Microsoft configuration file used to customise the appearance and behaviour of website links pinned to the Windows start screen or desktop taskbar. browserconfig.xml allows the site owner to specify things like badges and tile images.
- budget resolution — a resolution adopted by both houses of the U.S. Congress setting forth, reaffirming, or revising the budget for the U.S. government for a fiscal year.
- building labourer — an unskilled worker on construction sites
- bull's-eye mirror — a circular, convex, ornamental mirror.
- bull's-eye window — bull's-eye (def 7).
- business envelope — an envelope into which standard-size (81⁄2″ × 11″) letterhead stationery can be put with only two folds
- buttock-clenching — making one tighten the buttocks through extreme fear or embarrassment
- buttonhole stitch — a reinforcing looped stitch for the edge of material, such as around a buttonhole
- buyers' inflation — inflation in which rising demand results in a rise in prices.
- calcium carbonate — a white crystalline salt occurring in limestone, chalk, marble, calcite, coral, and pearl: used in the production of lime and cement. Formula: CaCO3
- canadian football — a game resembling American football, played on a grass pitch between two teams of 12 players
- canarybird flower — a nasturtium, Tropaeolum peregrinum, of Peru, having round, deeply lobed leaves and yellow flowers.