13-letter words containing b, a, t, c
- banzai attack — a mass attack of troops, without concern for casualties, as practised by the Japanese in World War II
- barbary coast — coastal region of N Africa, extending from Egypt to the Atlantic, inhabited chiefly by Berbers and once (until early 19th cent.) dominated by pirates
- barber's itch — any of various fungal infections of the bearded portion of the neck and face
- 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.
- baroclinicity — a common state of fluid stratification in which surfaces of constant pressure and others of constant density are not parallel but intersect.
- baroreceptors — Plural form of baroreceptor.
- 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.
- baseline cost — the projected cost for an undertaking at the time it is budgeted
- basement-rock — the undifferentiated assemblage of rock (basement rock) underlying the oldest stratified rocks in any region: usually crystalline, metamorphosed, and mostly, but not necessarily, Precambrian in age.
- basic fortran — (language) A subset of Fortran.
- basidiomycete — any fungus of the phylum Basidiomycota (formerly class Basidiomycetes), in which the spores are produced in basidia. The group includes boletes, puffballs, smuts, and rusts
- basket clause — an all-inclusive or comprehensive clause in a contract
- bass clarinet — a clarinet with the lowest range, in the octave below the B-flat clarinet
- batch-process — to perform batch processing on (files)
- bathtub curve — Common term for the curve (resembling an end-to-end section of one of those claw-footed antique bathtubs) that describes the expected failure rate of electronics with time: initially high, dropping to near 0 for most of the system's lifetime, then rising again as it "tires out". See also burn-in period, infant mortality.
- bathylimnetic — (of an organism) living in the depths of lakes and marshes
- batrachotoxin — a steroidal alkaloid, C31H42N2O6, found in the skin of certain Neotropical frogs (genus Phyllobates) and used on poison arrows: one of the most powerful natural neurotoxins known
- battle jacket — a closefitting jacket reaching to the waist
- 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.
- beacon status — a ranking awarded by the government to an organization, rendering it eligible for extra funding, and aimed at encouraging organizations to share good practice with each other
- beatification — a beatifying or being beatified
- behavioristic — the theory or doctrine that human or animal psychology can be accurately studied only through the examination and analysis of objectively observable and quantifiable behavioral events, in contrast with subjective mental states.
- bench warrant — a warrant issued by a judge or court directing that an offender be apprehended
- benedictional — a book of benedictions or blessings
- beneficential — relating to beneficence
- beneficiation — the procedure of reducing ores
- benefit match — a sports match organized to raise money for charity, or for a particular player
- benthopelagic — relating to species living at the bottom of the sea
- benzalacetone — benzylidene acetone.
- berber carpet — a type of plain coloured carpeting, usually cream, oatmeal or light brown
- berchtesgaden — a town in Germany, in SE Bavaria: site of the fortified mountain retreat of Adolf Hitler. Pop: 7667 (2003 est)
- best practice — Best practice is the way of running a business or providing a service that is recognized as correct or most effective.
- beta carotene — a yellowish form of carotene: a dietary deficiency of this is associated with a greater risk of certain cancers
- beta function — a function of two variables, usually expressed as an improper integral and equal to the quotient of the product of the values of the gamma function at each variable divided by the value of the gamma function at the sum of the variables.
- beta particle — a high-speed electron or positron emitted by a nucleus during radioactive decay or nuclear fission
- beta receptor — a receptor, found on the surface of some cells of the sympathetic nervous system, that is stimulated by certain adrenergic substances: such stimulation results in certain physiological responses, such as acceleration of the action of the heart and dilatation of the arteries supplying heart and skeletal muscles
- beta-blocking — acting to inhibit the activity of the nerves that are stimulated by adrenaline
- beta-carotene — the most abundant of various isomers of carotene, C 40 H 56 , that can be converted by the body to vitamin A.
- beta-receptor — a site on a cell, as of the heart, that, upon interaction with epinephrine or norepinephrine, controls heartbeat and heart contractability, vasodilation, smooth muscle inhibition, and other physiological processes.
- bibliothecary — a librarian
- bicentennials — pertaining to or in honor of a 200th anniversary: bicentennial celebration; a bicentennial exposition.
- biconditional — (of a proposition) asserting that the existence or occurrence of one thing or event depends on, and is dependent on, the existence or occurrence of another, as “A if and only if B.”.
- bicontinental — of, on, or involving two continents: a bicontinental survey.
- biculturalism — the characteristics, or policy, of a two-cultured society
- bidenticulate — having two small teeth or toothlike processes.
- bidirectional — (of a printhead) capable of printing from left to right and from right to left
- bimetallistic — relating to bimetallism
- bioaccumulate — (of substances, esp toxins) to build up within the tissues of organisms