20-letter words containing a, b, u, r
- a bolt from the blue — a sudden, unexpected, and usually unwelcome event
- a double-edged sword — If you say that something is a double-edged sword or a two-edged sword, you mean that it has negative effects as well as positive effects.
- a drop in the bucket — an amount very small in relation to what is needed or desired
- absolute convergence — the property of an infinite series in which the series formed by replacing each term in the original series with its absolute value converges. Compare conditional convergence.
- absolute temperature — temperature measured from absolute zero on the Kelvin scale or on the Rankine scale
- absolute undertaking — a legally binding promise to do something that is not restricted or qualified in any way
- abstract of accounts — a published condensed summary of a company or organization's annual accounts
- accommodation bureau — a business that finds accommodation for its clients
- aluminum borohydride — a volatile liquid, Al(BH 4) 3 , that ignites spontaneously in air and reacts vigorously with water to form hydrogen, used chiefly in organic synthesis.
- ambulatory care unit — a part of hospital where treatment is given to non-resident patients
- ammonium bicarbonate — a white, crystalline, water-soluble solid, NH 4 HCO 3 , used chiefly in the manufacture of baking powder.
- aquila degli abruzzi — a city in central Italy, capital of Abruzzi region. Pop: 68 503 (2001)
- arbitration tribunal — a tribunal set up to settle a dispute by arbitration
- architectural bronze — a brass alloy of about 57 percent copper, 41 percent zinc, and 2 percent lead.
- armchair quarterback — a person who is not a quarterback (or general, etc.), but offers opinions and criticism on the performance or decisions of those who are
- automobile insurance — Automobile insurance is insurance coverage for cars.
- baccalaureate sermon — a farewell sermon addressed to a graduating class in some U.S. colleges and schools.
- background radiation — low-intensity radiation from, for example, small amounts of radioisotopes in soil, air, building materials, etc
- balled-and-burlapped — of or relating to a tree, shrub, or other plant prepared for transplanting by allowing the roots to remain covered by a ball of soil around which canvas or burlap is tied.
- basic encoding rules — (protocol, standard) (BER) ASN.1 encoding rules for producing self-identifying and self-delimiting transfer syntax for data structures described in ASN.1 notations. BER is an self-identifying and self-delimiting encoding scheme, which means that each data value can be identified, extracted and decoded individually. Huw Rogers once described BER as "a triumph of bloated theory over clean implementation". He also criticises it as designed around bitstreams with arbitrary boundaries between data which can only be determined at a high level. Documents: ITU-T X.690, ISO 8825-1. See also CER, DER, PER.
- be hard pushed to do — If you are hard pushed to do something, you find it very difficult to do it.
- be someone's funeral — to be someone's problem, worry, etc. and not another's
- beat around the bush — to talk around a subject without getting to the point
- beaverhead mountains — a mountain range on the border of E Idaho and SW Montana, in the Bitterroot Range. 10,961 feet (3343 meters).
- beggar-your-neighbor — a children's card game for two, played with 52 cards, that is won when a player captures all of the cards.
- bernard of clairvaux — Saint. ?1090–1153, French abbot and theologian, who founded the stricter branch of the Cistercians in 1115
- bernese mountain dog — a strong sturdy dog of a breed with a bushy tail and a long silky black coat with reddish-brown and white markings, often used as a working farm dog
- bimodal distribution — a frequency distribution with two modes
- bird-footed dinosaur — theropod.
- blackburnian warbler — a black-and-white North American wood warbler, Dendroica fusca, having an orange throat and an orange and black head.
- blast-furnace cement — a type of cement made from a blend of ordinary Portland cement and crushed slag from a blast furnace. It has lower setting properties than ordinary Portland cement
- blue ridge mountains — a mountain range in the eastern US, extending from West Virginia into Georgia: part of the Appalachian mountains. Highest peak: Mount Mitchell, 2038 m (6684 ft)
- blue screen of death — (humour) (BSOD) The infamous white-on-blue text screen which appears when Microsoft Windows crashes. BSOD is mostly seen on the 16-bit systems such as Windows 3.1, but also on Windows 95 and apparently even under Windows NT 4. It is most likely to be caused by a GPF, although Windows 95 can do it if you've removed a required CD-ROM from the drive. It is often impossible to recover cleanly from a BSOD. The acronym BSOD is sometimes used as a verb, e.g. "Windoze just keeps BSODing on me today".
- board of supervisors — the governing body of a county in many U.S. states, especially in the Midwest and the East, consisting of from 15 to 100 members elected from towns, townships, cities, or wards.
- bolometric magnitude — the magnitude of a star derived either from the total energy that it radiates at all wavelengths or from the total energy of those of its wavelengths that are received on earth.
- boulogne billancourt — a suburb of Paris, in N France.
- boulogne-billancourt — an industrial suburb of SW Paris. Pop: 106 367 (1999)
- bouvier des flandres — any of a breed of large, strong dog with a rough, wiry coat and pointed, erect ears
- branch target buffer — (processor) (BTB) A register used to store the predicted destination of a branch in a processor using branch prediction?
- british thermal unit — a unit of heat in the fps system equal to the quantity of heat required to raise the temperature of 1 pound of water by 1°F. 1 British thermal unit is equivalent to 1055.06 joules or 251.997 calories
- broadcast journalism — journalism as practiced in radio and television.
- brown lung (disease) — a chronic disease of the lungs caused by inhalation of fine textile fibers, esp. cotton; byssinosis
- buck's horn plantain — a Eurasian plant, Plantago coronopus, having leaves resembling a buck's horn: family Plantaginaceae
- buoyancy compensator — an inflatable vest used to control one's buoyancy underwater or to rest at the surface, usually having a connecting hose for inflation or deflation by mouth and a CO 2 cartridge for rapid, emergency inflation.
- bureau of the census — the division of the Department of Commerce that gathers, tabulates, and correlates census statistics.
- butterfly-shell clam — coquina.
- by their own account — If you say that something concerning a particular person is true by his or her own account, you mean that you believe it because that person has said it is true.
- by/from all accounts — If you say that something is true by all accounts or from all accounts, you believe it is true because other people say so.
- california barracuda — a small, slender barracuda, Sphyraena argentea, of coastal seas from Alaska to Baja California, valued as a food fish.
- call-by-value-result — An argument passing convention where the actual argument is a variable V whose value is copied to a local variable L inside the called function or procedure. If the procedure modifies L, these changes will not affect V, which may also be in scope inside the procedure, until the procedure returns when the final value of L is copied to V. Under call-by-reference changes to L would affect V immediately. Used, for example, by BBC BASIC V on the Acorn Archimedes.
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