13-letter words containing a, c, e, l, r
- bachelor seal — a young male seal, esp a fur seal, that has not yet mated
- bachelorettes — Plural form of bachelorette.
- back walkover — Racing. a walking or trotting over the course by a contestant who is the only starter.
- bacteriocidal — Alternative spelling of bactericidal.
- bacteriologic — a branch of microbiology dealing with the identification, study, and cultivation of bacteria and with their applications in medicine, agriculture, industry, and biotechnology.
- bacteriolysin — an antibody which, when it combines with bacterial cells, causes lysis of those cells, thus destroying them
- bacteriolysis — the destruction or disintegration of bacteria
- bacteriolytic — disintegration or dissolution of bacteria.
- balanced tree — (algorithm) An optimisation of a tree which aims to keep equal numbers of items on each subtree of each node so as to minimise the maximum path from the root to any leaf node. As items are inserted and deleted, the tree is restructured to keep the nodes balanced and the search paths uniform. Such an algorithm is appropriate where the overheads of the reorganisation on update are outweighed by the benefits of faster search. A B-tree is a kind of balanced tree that can have more than two subtrees at each node (i.e. one that is not restricted to being a binary tree).
- ballet dancer — a man or woman who takes part in ballet dancing, usually professionally
- balsam spruce — either of two North American coniferous trees of the genus Picea, P. pungens (the blue spruce) or P. engelmanni
- barcoo salute — a movement of the hand to brush flies away from the face
- baritone clef — an F clef locating F below middle C on the third line of the staff.
- barnacle code — (programming, humour) Any piece of code (usually a static method) that has been appended to a class where it doesn't logically belong, due to a lack of anywhere else to put it.
- barrel cactus — any of several large, cylindrical, ribbed, spiny cacti of the genera Echinocactus and Ferocactus.
- barytocalcite — a mineral, double carbonate of calcium and barium, CaCO 3 ⋅BaCO 3 , usually found in veins of lead minerals.
- basel accords — the three sets of rules, Basel I, Basel II, and Basel III, for regulating the banking industry, drawn up by the Basel Committee on Banking Supervision
- bass clarinet — a clarinet with the lowest range, in the octave below the B-flat clarinet
- battlecruiser — A large warship of a type built in the early 20th century, carrying similar armament to a battleship but faster and more lightly armored.
- beggar's-lice — any of several plants, esp the stickseed, having small prickly fruits that adhere to clothing, fur, etc
- bell purchase — a tackle consisting of two standing single blocks, two running single blocks, a fall, and a runner, so arranged that it gives a mechanical advantage of six, neglecting friction.
- berkeley yacc — (tool) (byacc, previously Zeus, then Zoo) Probably the best variant of the Yacc parser generator. Written by Robert Corbett <[email protected]>.
- beta particle — a high-speed electron or positron emitted by a nucleus during radioactive decay or nuclear fission
- beyond recall — If something is beyond recall, it is no longer possible to remember how it was or to bring it back to its original condition.
- bibliothecary — a librarian
- bidirectional — (of a printhead) capable of printing from left to right and from right to left
- bimolecularly — in a bimolecular fashion
- bioelectrical — relating to electrical current generated by biological activity
- birectangular — having two right angles.
- black crappie — a dark, spotted crappie (Pomoxis nigromaculatus)
- black margate — a grayish grunt, Anisotremus surinamensis, of the Atlantic Ocean from Florida to Brazil.
- black panther — (in the US) a member of a militant Black political party (1965–82) founded to end the political dominance of White people
- black quarter — blackleg (def 1).
- black skimmer — a black and white New World skimmer, Rynchops nigra, having a bill with a reddish-orange base.
- black tracker — an Aboriginal tracker working for the police
- black treacle — molasses
- black vulture — the Eurasian vulture, Aegypius monachus, of the family Accipitridae
- black-hearted — evil, malicious, or wicked
- bladder wrack — any of various brown algae (genera Ascophyllum and Fucus), having a flattened body and conspicuous air bladders
- blame culture — the tendency to look for one person or organization that can be held responsible for a bad state of affairs, an accident, etc
- blast furnace — A blast furnace is a large structure in which iron ore is heated under pressure so that it melts and the pure iron metal separates out and can be collected.
- block release — the release of industrial trainees from work for study at a college for several weeks
- bloody caesar — a drink consisting of vodka, juice made from clams and tomatoes, and usually Worcester sauce and hot pepper sauce
- blue copperas — a salt, copper sulfate, CuSO 4 ⋅5H 2 O, occurring naturally as large transparent, deep-blue triclinic crystals, appearing in its anhydrous state as a white powder: used chiefly as a mordant, insecticide, fungicide, and in engraving.
- booster cable — either of a pair of electric cables having clamps at each end and used for starting the engine of a vehicle whose battery is dead.
- bootlace worm — a nemertean worm, Lineus longissimus, that inhabits shingly shores and attains lengths of over 6 m (20 ft)
- brace molding — keel1 (def 6).
- bracket clock — a small clock designed to be placed on a bracket or shelf.
- breech-loader — a firearm that is loaded at the breech
- breechloading — loaded at the breech.