16-letter words containing b, e, r, n
- bertrand russell — (person) (1872-1970) A British mathematician, the discoverer of Russell's paradox.
- beta abstraction — [lambda-calculus] The conversion of an expression to an application of a lambda abstraction to an argument expression. Some subterm of the original expression becomes the argument of the abstraction and the rest becomes its body. E.g. 4+1 --> (\ x . x+1) 4 The opposite of beta abstraction is beta reduction. These are the two kinds of beta conversion.
- bicyclic terpene — (originally) any of a class of monocyclic hydrocarbons of the formula C 10 H 16 , obtained from plants.
- bidirectionality — capable of reacting or functioning in two, usually opposite, directions.
- binary operation — a mathematical operation in which two elements are combined to yield a single result: Addition and multiplication are binary operations on the set of real numbers.
- binomial theorem — a mathematical theorem that gives the expansion of any binomial raised to a positive integral power, n. It contains n + 1 terms: (x + a)n = xn + nxn–1a + [n(n–1)/2] xn–2a2 +…+ (nk) xn–kak + … + an, where (nk) = n!/(n–k)!k!, the number of combinations of k items selected from n
- binuclear family — a social unit composed of an extended family, usually the children and subsequent spouses of divorced parents.
- biodeterioration — biodegradation.
- bioenvironmental — pertaining to the environment of living organisms: Bioenvironmental engineers seek to reduce air and water pollution.
- bird in the hand — any warm-blooded vertebrate of the class Aves, having a body covered with feathers, forelimbs modified into wings, scaly legs, a beak, and no teeth, and bearing young in a hard-shelled egg.
- bird of ill omen — a person who brings bad news.
- bird's-nest fern — a tropical fern, Asplenium nidus, having fronds arranged in clumps resembling a bird's nest.
- bird's-nest soup — a rich spicy Chinese soup made from the outer part of the nests of SE Asian swifts of the genus Collocalia
- birthday present — a gift given to someone on their birthday
- bismarck herring — marinaded herring, served cold
- bite your tongue — either of the two fleshy parts or folds forming the margins of the mouth and functioning in speech.
- bitter principle — any of various bitter-tasting substances, such as aloin, usually extracted from plants
- bitterroot range — range of the Rocky Mountains, along the Ida.-Mont. border: highest peak, c. 11,000 ft (3,353 m)
- bleaching powder — a white powder with the odour of chlorine, consisting of chlorinated calcium hydroxide with an approximate formula CaCl(OCl).4H2O. It is used in solution as a bleaching agent and disinfectant
- blended learning — the use of both classroom teaching and on-line learning
- blind man's rule — a carpenter's rule having large numbers to permit its reading in dim light.
- blind salamander — any of several North American salamanders, especially of the genera Typhlotriton, Typhlomolge, and Haideotriton, that inhabit underground streams or deep wells and have undeveloped eyes and scant pigmentation.
- blocked currency — a currency that is not freely convertible because of exchange controls imposed on it
- blow one's cover — to be or serve as a covering for; extend over; rest on the surface of: Snow covered the fields.
- blue dawn-flower — a tropical American vine, Ipomoea acuminata, of the morning glory family, having large, funnel-shaped flowers that turn from blue to pink.
- blue mockingbird — any of several gray, black, and white songbirds of the genus Mimus, especially M. polyglottos, of the U.S. and Mexico, noted for their ability to mimic the songs of other birds.
- blue-green algae — any of a division (Cyanophycota) of photosynthetic monerans, microorganisms that contain a blue pigment which obscures the chlorophyll; cyanobacteria
- blue-ribbon jury — a jury composed of persons having more than ordinary education and presumably exceptional intelligence and perceptiveness, selected by the court on the motion of plaintiff or defendant to try cases of unusual complexity or importance.
- bluegrass region — a region in central Kentucky, famous for its horse farms and fields of bluegrass.
- blunt instrument — something such as a hammer, used as a weapon
- board and batten — a siding consisting of wide boards or of sheets of plywood set vertically with butt joints covered by battens.
- boarding kennels — a place where dog owners can pay to have their dogs looked after while they are away
- boarding officer — a coastguard who boards ships suspected of carrying illegal cargoes or posing a security risk
- bob's your uncle — everything is or will turn out all right
- boeuf bourgignon — casserole of beef, vegetables, herbs, etc, cooked in red wine
- bon gre, mal gre — whether willing or not; willy-nilly.
- bonded warehouse — a warehouse in which dutiable goods are deposited until duty is paid or the goods are cleared for export
- bonhomme richard — the flagship of John Paul Jones.
- boolean-operator — any operation in which each of the operands and the result take one of two values.
- bornholm disease — an epidemic virus infection characterized by pain round the base of the chest
- boston cream pie — a cake of two layers with icing and a creamy filling
- boston tea party — a raid in 1773 made by citizens of Boston (disguised as Indians) on three British ships in the harbour as a protest against taxes on tea and the monopoly given to the East India Company. The contents of several hundred chests of tea were dumped into the harbour
- botanical garden — a place where collections of plants and trees are kept for scientific study and exhibition
- bouches-du-rhone — a department of S central France, in Provence-Alpes-Côte d'Azur region. Capital: Marseille. Pop: 1 883 645 (2003 est). Area: 5284 sq km (2047 sq miles)
- boulogne-sur-mer — a port in N France, on the English Channel. Pop: 44 859 (1999)
- boundary dispute — dispute between neighbours about the boundary between their properties
- bracknell forest — a unitary authority in SE England, in E Berkshire. Pop: 110 100 (2003 est). Area: 109 sq km (42 sq miles)
- bragg scattering — the diffraction phenomenon exhibited by a crystal bombarded with x-rays in such a way that each plane of the crystal lattice acts as a reflector (Bragg reflector)
- brain-fever bird — an Indian cuckoo, Cuculus varius, that utters a repetitive call
- braking distance — the distance a vehicle travels from the point at which its brakes are applied to the point at which it comes to a stop