20-letter words containing e, o, l
- binomial coefficient — any of the numerical factors which multiply the successive terms in a binomial expansion; any term of the form n!/(n–k)!k!: written (nk), nCk, or Cnk
- biogeochemical cycle — the cycle in which nitrogen, carbon, and other inorganic elements of the soil, atmosphere, etc. of a region are converted into the organic substances of animals or plants and released back into the environment
- biological diversity — Biological diversity is the same as biodiversity.
- biological half life — Physics. the time required for one half the atoms of a given amount of a radioactive substance to disintegrate.
- biological half-life — the time required for half of a quantity of radioactive material absorbed by a living tissue or organism to be naturally eliminated
- bismarck archipelago — a group of over 200 islands in the SW Pacific, northeast of New Guinea: part of Papua New Guinea. Main islands: New Britain, New Ireland, Lavongai, and the Admiralty Islands. Chief town: Rabaul, on New Britain. Pop: 566 610 (2000). Area: 49 658 sq km (19 173 sq miles)
- black-bellied plover — a large plover, Pluvialis squatarola, of both the New and Old Worlds, having black underparts when in nuptial plumage.
- black-throated diver — a diving bird, Gavia arctica, found in Europe and Asia, and a rare summer visitor to the UK
- blood on one's hands — If you say that someone has a person's blood on their hands, you mean that they are responsible for that person's death.
- bloodied but unbowed — wounded but not defeated
- bloodless revolution — the events of 1688–89 by which James II was expelled and the sovereignty conferred on William and Mary.
- blow up in sb's face — If something that you have planned blows up in your face, it goes wrong unexpectedly, with the result that you suffer.
- 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".
- bobbin and fly frame — a roving machine used in the final stages of converting spun cotton fiber into yarn.
- 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.
- bomb disposal expert — an expert in bomb disposal
- bone mineral density — a measurement of the amount of calcium and other minerals in a segment of bone, a higher mineral content indicating a higher bone density and strength, used to detect osteoporosis or monitor its treatment.
- bottle-nosed dolphin — any of several dolphins of the genus Tursiops, common in North Atlantic and Mediterranean waters, having a rounded forehead and well-defined beak.
- bottom hole pressure — Bottom hole pressure is the pressure at the bottom of the hole, usually measured in pounds per square inch.
- bottom of the barrel — poor quality
- 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
- bowling on the green — lawn bowling.
- bowling-on-the-green — a game played with wooden balls on a level, closely mowed green having a slight bias, the object being to roll one's ball as near as possible to a smaller white ball at the other end of the green. Also called bowls, bowling on the green. Compare bowl2 (def 2), bowling green, jack1 (def 7), rink (def 5).
- boy-meets-girl story — a film, book, etc whose plot is conventionally or trivially romantic
- brachiocephalic vein — either of two major veins, formed by the merger of the subclavian and internal jugular veins, that drain blood from the head and arms.
- breakerless ignition — electronic ignition.
- breakfast television — Breakfast television refers to television programmes which are broadcast in the morning at the time when most people are having breakfast.
- bring into the world — (of a midwife, doctor, etc) to deliver (a baby)
- brittle bone disease — bone disorder
- brown lung (disease) — a chronic disease of the lungs caused by inhalation of fine textile fibers, esp. cotton; byssinosis
- brown recluse spider — a very poisonous, medium-sized spider (Loxosceles reclusa), common in the U.S., having a violin-shaped mark on its cephalothorax and only six eyes
- bundle of isoglosses — bundle (def 6).
- caesar and cleopatra — a comedy (1898) by G. B. Shaw.
- calcium hypochlorite — a white, crystalline compound, Ca(OCl) 2 , used as a disinfectant and bleaching agent.
- calculus of pleasure — (in utilitarianism) appraisal of possible alternative choices in terms of the amount of pleasure to be gained and pain to be avoided in each.
- calderon de la barca — Pedro (ˈpeðro). 1600–81, Spanish dramatist, whose best-known work is La Vida es Sueño. He also wrote autos sacramentales, outdoor plays for the feast of Corpus Christi, 76 of which survive
- california gold fern — an evergreen fern, Pityrogramma triangularis, growing from British Columbia to California, having the underside of the leaves covered with a deep yellow, powderlike substance.
- call someone's bluff — to challenge someone to give proof of his claims
- cancel a reservation — If you cancel a reservation, you stop it because someone who has booked a room has informed you that they no longer wish to stay there.
- canine leptospirosis — an often fatal intestinal disease in dogs, caused by any of several spirochetes of the genus Leptospira.
- capacitive crosstalk — Capacitive crosstalk is a situation in which a signal on one line can cause a smaller version of the same signal on an adjacent line because of the capacitance between the lines.
- cape prince of wales — a cape in W Alaska, on the Bering Strait opposite the coast of the extreme northeast of Russia: the westernmost point of North America
- capitation allowance — an amount of money given to a school based on the number of students it has
- carbohydrate loading — the practice of eating high amounts of carbohydrates, sometimes after a period of low carbohydrate intake, for several days immediately before competing in an athletic event, especially a marathon, in order to store glycogen in the body, thereby providing greater reserves of energy.
- carbon tetrachloride — a colourless volatile nonflammable sparingly soluble liquid made from chlorine and carbon disulphide; tetrachloromethane. It is used as a solvent, cleaning fluid, and insecticide. Formula: CCl4
- card up one's sleeve — a plan or resource kept secret or held in reserve
- career limiting move — (jargon) (CLM, Sun) Any action endangering one's future prospects of getting plum projects and raises, and possibly one's job. E.g. "His Halloween costume was a parody of his manager. He won the prize for "best CLM"." A severe bug discovered by a customer might be a "CLM bug".