18-letter words containing a, b, h
- birds of a feather — If you refer to two people as birds of a feather, you mean that they have the same interests or are very similar.
- blanche of castile — ?1188–1252, queen consort (1223–26) of Louis VIII of France, born in Spain. The mother of Louis IX, she acted as regent during his minority (1226–36) and his absence on a crusade (1248–52)
- bloggs family, the — An imaginary family consisting of Fred and Mary Bloggs and their children. Used as a standard example in knowledge representation to show the difference between extensional and intensional objects. For example, every occurrence of "Fred Bloggs" is the same unique person, whereas occurrences of "person" may refer to different people. Members of the Bloggs family have been known to pop up in bizarre places such as the DEC Telephone Directory. Compare Mbogo, Dr. Fred.
- borax pentahydrate — a white, crystalline, water-soluble solid, Na 2 B 4 O 7 ⋅5H 2 O, used chiefly for killing weeds, as a water softener, and as a disinfectant and deodorizing agent.
- bore the pants off — to bore extremely
- bosnia-herzegovina — a country in SE Europe; a constituent republic of Yugoslavia until 1991; in a state of civil war (1992–95); Serbian and Croatian forces were also involved: mostly barren and mountainous, with forests in the east. Languages: Bosnian, Croatian, and Serbian (formerly all regarded together as Serbo-Croat). Religion: Muslim, Serbian Orthodox, and Roman Catholic. Currency: marka (pegged to the euro). Capital: Sarajevo. Pop: 3 875 723 (2013 est). Area: 51 129 sq km (19 737 sq miles)
- bottle-nosed whale — any of various beaked whales of the family Hyperoodontidae, characterized by a bulbous forehead, especially Hyperoodon ampullatus of the North Atlantic.
- branch instruction — a machine-language or assembly-language instruction that causes the computer to branch to another instruction
- branch to fishkill — (IBM: from the location of one of the corporation's facilities) Any unexpected jump in a program that produces catastrophic or just plain weird results. See jump off into never-never land, hyperspace.
- branching fraction — (in branching) the proportion of the disintegrating nuclei that follow a particular branch to the total number of disintegrating nuclides
- brazilian sapphire — a blue variety of tourmaline used as a gem: not a true sapphire.
- breach of contract — the act of breaking the conditions of a contract
- breach of security — an act that violates a country, area, or building's security measures
- break the internet — to cause a large number of people to attempt to access the internet
- breast enhancement — a surgical procedure to increase the size of a woman's breasts
- breathe one's last — When someone breathes their last, they die.
- breathing exercise — an exercise intended to promote effective and healthy breathing and breath control
- british somaliland — a former British protectorate (1884–1960) in E Africa, on the Gulf of Aden: united with Italian Somaliland in 1960 to form Somalia (or the Somali Republic); in 1991 the self-styled republic of Somaliland, covering the same area as the former British Somaliland, declared itself independent and continues to function largely as a separate entity, though without international recognition
- broadcasting house — any of a number of buildings in the UK from which the BBC broadcasts or has broadcast
- bromochloromethane — chlorobromomethane.
- bronchocandidiasis — See under candidiasis.
- brothers karamazov — a novel (1880) by Dostoevsky.
- burkitt's lymphoma — a cancer characterized by tumors containing lymphoid cells, occurring esp. in children, in the jaw, eyes, and internal organs: it is associated with the Epstein-Barr virus
- burst at the seams — to break, break open, or fly apart with sudden violence: The bitter cold caused the pipes to burst.
- butterhead lettuce — a major group of lettuce varieties having soft, pliable leaves and small, loose heads, including bibb and Boston lettuce
- camel's-hair brush — an artist's small brush, made of hair from a squirrel's tail
- camembert (cheese) — a soft, rich, creamy partly ripened cheese
- carbonic anhydrase — an enzyme in blood cells that catalyses the decomposition of carbonic acid into carbon dioxide and water, facilitating the transport of carbon dioxide from the tissues to the lungs
- carbonic-anhydride — carbon dioxide.
- carboxyhaemoglobin — haemoglobin coordinated with carbon monoxide, formed as a result of carbon monoxide poisoning. As carbon monoxide is bound in preference to oxygen, tissues are deprived of oxygen
- catch one's breath — When you catch your breath while you are doing something energetic, you stop for a short time so that you can start breathing normally again.
- cepheid (variable) — any of a class of pulsating, yellow, supergiant stars whose brightness varies in regular periods: from the period-luminosity relation, the distance of such a star can be determined
- chamber of horrors — a room, for example in a waxworks, containing objects, images or representations of people or scenes that are believed likely to frighten or horrify visitors
- chambered nautilus — nautilus (def 1).
- change the subject — to select a new topic of conversation
- character-building — improving certain good or useful traits in a person's character, esp self-reliance, endurance, and courage
- chebyshev equation — Tchebycheff equation.
- cheval de bataille — a horse used in battle; charger.
- chlorobromomethane — a clear, colorless, volatile, nonflammable liquid, CH 2 ClBr, used chiefly as an extinguishing agent in fire extinguishers and as a solvent in organic synthesis.
- chlorofluorocarbon — Chlorofluorocarbons are the same as CFCs.
- christian brethren — Brother of the Christian Schools.
- christian brothers — a religious congregation of laymen founded in France in 1684 for the education of the poor
- circular breathing — a technique for sustaining a phrase on a wind instrument, using the cheeks to force air out of the mouth while breathing in through the nose
- claustrophobically — In a claustrophobic way.
- climbing hydrangea — a woody vine, Hydrangea anomala, of eastern Asia, having shiny, egg-shaped leaves and flat-topped white flower clusters, and climbing by aerial rootlets.
- clobbering machine — pressure to conform with accepted standards
- combustion chamber — an enclosed space in which combustion takes place, such as the space above the piston in the cylinder head of an internal-combustion engine or the chambers in a gas turbine or rocket engine in which fuel and oxidant burn
- come back to earth — to return to reality from a fantasy or daydream
- common-law husband — a man considered to be a woman's husband after the couple have cohabited for several years
- connected subgraph — (mathematics) A connected graph consisting of a subset of the nodes and edges of some other graph.