17-letter words containing c, l, a
- biological marker — a substance, physiological characteristic, gene, etc that indicates, or may indicate, the presence of disease, a physiological abnormality or a psychological condition
- biological mother — the mother who gave birth to a child
- 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
- black forest cake — a torte consisting typically of thin layers of chocolate cake spread with alternating layers of chocolate, cherry, and whipped-cream filling and covered with whipped cream
- black huckleberry — a low eastern North American shrub, Gaylussacia baccata, of the heath family, having yellowish-green leaves with resinous dots on the underside, clustered orange-red flowers, and shiny, black, edible fruit.
- black nationalism — a movement advocating the establishment of a separate black nation within the U.S.
- black renaissance — a renewal and flourishing of black literary and musical culture during the years after World War I in the Harlem section of New York City.
- black swallowtail — the tail of a swallow or a deeply forked tail like that of a swallow.
- black swallowwort — celandine (def 1).
- black-backed gull — either of two common black-and-white European coastal gulls, Larus fuscus (lesser black-backed gull) and L. marinus (great black-backed gull)
- black-box testing — functional testing
- black-headed gull — a small gull, Chroicocephalus ridibundus, that breeds in much of Europe and Asia, and often scavenges in towns
- black-tailed deer — a variety of mule deer, Odocoileus hemionus columbianus, of the western slope of the Rocky Mountains, having a tail that is black above.
- black-water fever — a form of babesiosis seen in cattle, deer, bison, water buffalo, African buffalo, and reindeer; characterized by fever, depression, jaundice, dark red-black discolouration of the urine, anaemia, and death
- blackboard jungle — a school or school system characterized by lack of discipline and by juvenile delinquency.
- blackcurrant bush — a bush of the blackcurrant plant
- blackout curtains — thick, lined curtains designed to shut out all daylight and keep a room in complete darkness
- blackpoll warbler — a North American warbler, Dendroica striata, the adult male of which has the top of the head black.
- blackwells island — a former name of Roosevelt Island.
- 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.
- blessed sacrament — the consecrated elements of the Eucharist
- 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
- blocking antibody — Immunology. an antibody that partly combines with an antigen and interferes with cell-mediated immunity, thereby preventing an allergic reaction.
- blow hot and cold — to vacillate
- blue dog democrat — a fiscally conservative member of the Democratic Party
- bluegrass country — region in central Ky. where there is much bluegrass
- body center plate — one of a pair of plates that fit together and support the body of a car on a truck, while allowing the truck to rotate with respect to the body. One plate (body center plate) is attached to the underside of the car body and the other (truck center plate) is part of the car truck.
- bouncebackability — the ability to recover after a setback, esp in sport
- branch delay slot — delayed control-transfer
- bricks and clicks — a combination of traditional business carried out on physical premises and internet trading
- british columbian — of or relating to British Columbia or its inhabitants
- 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.
- buckingham palace — the London residence of the British sovereign: built in 1703, rebuilt by John Nash in 1821–36 and partially redesigned in the early 20th century
- budgetary control — a system of managing a business by applying a financial value to each forecast activity. Actual performance is subsequently compared with the estimates
- butacaine sulfate — a colorless, crystalline substance, (C18H30N2O2)2·H2SO4, used as a local anesthetic, esp. on mucous membranes
- cabbage butterfly — a common white butterfly (Pieris rapae) whose green larvae feed upon cabbage and related plants
- 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
- cage zone melting — zone melting of a square bar of the material to be purified, done so that the impurities are concentrated at the corners.
- 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
- calcium cyanamide — a white crystalline compound formed by heating calcium carbide with nitrogen. It is important in the fixation of nitrogen and can be hydrolysed to ammonia or used as a fertilizer. Formula: CaCN2
- calcium gluconate — a white, tasteless, water-soluble powder, CaC 12 H 22 O 14 , used as a dietary supplement to provide calcium.
- calcium hydroxide — a white crystalline slightly soluble alkali with many uses, esp in cement, water softening, and the neutralization of acid soils. Formula: Ca(OH)2
- 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
- calf's-foot jelly — a jelly made from the stock of boiled calves' feet and flavourings, formerly often served to invalids
- california condor — either of two large, New World vultures of the family Cathartidae, Gymnogyps californianus (California condor) or Vultur gryphus (Andean condor) the largest flying birds in the Western Hemisphere: the California condor is almost extinct; the Andean condor is greatly reduced in number and rare in many areas.