13-letter words containing a, b, y, i
- boundary line — a line marking one of the edges of a playing area
- bowling alley — A bowling alley is a building which contains several tracks for bowling.
- boys' brigade — (in Britain) an organization for boys, founded in 1883, with the aim of promoting discipline and self-respect
- brachycranial — brachycephalic
- brahminy kite — a common kite, Haliastur indus, of southern Asia and the southwest Pacific islands, having reddish-brown plumage with a white head and breast.
- brain surgery — operation on the brain
- branch rickey — (Wesley) Branch, 1881–1965, U.S. baseball executive.
- brazing alloy — a solder fusing at temperatures above 1200°F (650°C).
- breathability — fitness to be breathed
- bridge player — a person who plays the game of bridge
- brigham young — Andrew (Jackson, Jr.) born 1932, U.S. clergyman, civil-rights leader, politician, and diplomat: mayor of Atlanta, Georgia, 1981–89.
- brittany blue — a medium greenish blue.
- bully-ragging — to bully; harass: to bullyrag fraternity plebs.
- burglariously — in the manner of a burglar or buglary
- by contraries — contrary to what is expected
- by its nature — If you say that something has a particular characteristic by its nature or by its very nature, you mean that things of that type always have that characteristic.
- by reputation — If you know someone by reputation, you have never met them but you have heard of their reputation.
- bypass engine — a gas turbine in which a part of the compressor delivery bypasses the combustion zone, flowing directly into or around the main exhaust gas flow to provide additional thrust
- cable railway — a railway on which individual cars are drawn along by a strong cable or metal chain operated by a stationary motor
- calculability — determinable by calculation; ascertainable: This map was designed so that distances by road are easily calculable.
- calisaya bark — the bark of any of several tropical trees of the rubiaceous genus Cinchona, esp C. calisaya, from which quinine is extracted
- cambyses (ii) — died 522 b.c.; king of Persia (529-522): son of Cyrus the Great
- camp fire boy — a boy who is a member of the Campfire Boys and Girls. Compare Camp Fire Girl.
- carbonylation — the introduction of a carbonyl group into a compound through chemical reaction
- carboxylation — a chemical reaction that introduces a carboxyl group into a molecule or compound, forming a carboxylic acid or a carboxylate
- catabolically — In terms of catabolism.
- changeability — liable to change or to be changed; variable.
- chargeability — that may or should be charged: chargeable duty.
- charitability — Charitableness.
- chastity belt — a locking beltlike device with a loop designed to go between a woman's legs in order to prevent her from having sexual intercourse
- chiaochou bay — an inlet of the Yellow Sea, in E China, in Shandong province. 20 miles (32 km) long; 15 miles (24 km) wide.
- chimneybreast — the wall or walls that surround the base of a chimney or fireplace
- city chambers — (in Scotland) the municipal building of a city; town hall
- class library — (programming) A library of reusable classes for use with an object-oriented programming system.
- coagulability — The ability to coagulate, of being coagulable.
- codifiability — the quality of being codifiable
- combinability — capable of combining or being combined.
- commutability — The quality of being commutable.
- companionably — possessing the qualities of a good companion; pleasant to be with; congenial.
- comparability — capable of being compared; having features in common with something else to permit or suggest comparison: He considered the Roman and British empires to be comparable.
- compatability — Misspelling of compatibility.
- compatibility — compatible
- computability — (computing theory) The property of being computable by purely mechanical means.
- consumability — able or meant to be consumed, as by eating, drinking, or using: consumable goods.
- copyrightable — the exclusive right to make copies, license, and otherwise exploit a literary, musical, or artistic work, whether printed, audio, video, etc.: works granted such right by law on or after January 1, 1978, are protected for the lifetime of the author or creator and for a period of 70 years after his or her death.
- coxcombically — in a coxcombical manner
- creditability — bringing or deserving credit, honor, reputation, or esteem.
- crystal habit — the external shape of a crystal
- cyanobacteria — a group of photosynthetic bacteria (phylum Cyanobacteria) containing a blue photosynthetic pigment
- cyberactivism — Activism facilitated by the Internet.