18-letter words containing o, s, c, i, t
- aviation insurance — Aviation insurance is insurance cover for aircraft, and for damage, injury, or loss of life or cargo while traveling on aircraft.
- axiological ethics — the branch of ethics dealing primarily with the relative goodness or value of the motives and end of any action.
- ballistocardiogram — a tracing made by a ballistocardiograph
- benchmark position — a public service job used for comparison with a similar position, such as a position in commerce, for wage settlements
- betsy griscom ross — Betsy Griscom [gris-kuh m] /ˈgrɪs kəm/ (Show IPA), 1752–1836, maker of the first U.S. flag.
- bichromate process — any of several methods of photography in which the light-sensitive medium is alkaline bichromate associated with a colloid such as gum, albumen, or gelatin.
- biodiversification — the process by which the diversity of plants or animals develops or is increased within a particular region or group of organisms.
- biological parents — the biological mother and father of a child
- bird's-nest orchid — a brown parasitic Eurasian orchid, Neottia nidus-avis, whose thick fleshy roots resemble a bird's nest and contain a fungus on which the orchid feeds
- bitwise complement — The bitwise complement of a bit field is a bit field of the same length but with each zero changed to a one and vice versa. This is the same as the ones complement of a binary integer.
- biz-core stability — (security) Internet security products which secure the business core.
- 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)
- board of directors — A company's board of directors is the group of people elected by its shareholders to manage the company.
- board of elections — a bipartisan board appointed usually by local authorities and charged with control of elections and voting procedure.
- borosilicate glass — any of a range of heat- and chemical-resistant glasses, such as Pyrex, prepared by fusing together boron(III) oxide, silicon dioxide, and, usually, a metal oxide
- 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.
- breach of security — an act that violates a country, area, or building's security measures
- brightness control — a control that enables the brightness of the image on a television screen, computer monitor, etc to be adjusted
- broadcasting house — any of a number of buildings in the UK from which the BBC broadcasts or has broadcast
- business education — education for general knowledge of business practices.
- cabernet sauvignon — a black grape originally grown in the Bordeaux area of France, and now throughout the wine-producing world
- call into question — to raise a question or doubt about
- cambrian mountains — a mountain range in Wales, extending from Carmarthenshire in the S to Denbighshire in the N. Highest peak: Aran Fawddwy, 891 m (2970 ft)
- can stick/to stick — If you say that someone can stick something, especially a job, or if you tell them where to stick it, you are rudely refusing it or emphasizing that you do not want it or like it.
- cape breton island — an island off SE Canada, in NE Nova Scotia, separated from the mainland by the Strait of Canso: its easternmost point is Cape Breton. Pop: 132 298 (2006). Area: 10 280 sq km (3970 sq miles)
- capital allowances — the money spent by a company on fixed assets which can be taken off the profits of the company before tax is imposed
- captain james cook — Frederick Albert, 1865–1940, U.S. physician and polar explorer.
- carisbrooke castle — a castle near Newport on the Isle of Wight: Charles I was held prisoner here from 1647 until his execution in 1649
- cartilaginous fish — any fish of the class Chondrichthyes, including the sharks, skates, and rays, having a skeleton composed entirely of cartilage
- cash-for-questions — of, involved in, or relating to a scandal in which some MPs were accused of accepting bribes to ask particular questions in Parliament
- castration complex — an unconscious fear of having one's genitals removed, as a punishment for wishing to have sex with a parent
- catalogue raisonne — a descriptive catalogue, esp one covering works of art in an exhibition or collection
- catalonian jasmine — a shrub, Jasminum grandiflorum, of India, having crimson-tinged, fragrant white flowers, grown as an ornamental and for perfume.
- catherine of siena — Saint. 1347–80, Italian mystic and ascetic; patron saint of the Dominican order. Feast day: April 29
- catskill mountains — a mountain range in SE New York State: resort. Highest peak: Slide Mountain, 1261 m (4204 ft)
- caucasus mountains — a mountain range in SW Russia, running along the N borders of Georgia and Azerbaijan, between the Black Sea and the Caspian Sea: mostly over 2700 m (9000 ft). Highest peak: Mount Elbrus, 5642 m (18 510 ft)
- centralized school — a public school formed from the pupils and teachers of a number of discontinued smaller schools, especially in a rural district.
- cesarean (section) — a surgical operation for delivering a baby by cutting through the mother's abdominal and uterine walls
- championship point — a point that would decide the winner of a match that would decide the championship
- character disorder — a disorder characterized by socially undesirable behavior, as poor control of impulses or inability to maintain close emotional relationships, and by absence of anxiety or guilt.
- chebyshev equation — Tchebycheff equation.
- child psychologist — a psychologist who specializes in treating children
- chinese revolution — the overthrow of the last Manchu emperor and the establishment of a republic in China (1911–12)
- chinese watermelon — a tropical Asian vine, Benincasa hispida, of the gourd family, having a brown, hairy stem, large, solitary, yellow flowers, and white, melonlike fruit.
- chord of the sixth — sixth chord.
- chrétien de troyes — 12th century, French poet, who wrote the five Arthurian romances Erec; Cligès; Lancelot, le chevalier de la charette; Yvain, le chevalier au lion; and Perceval, le conte del Graal (?1155–?1190), the first courtly romances
- christian brothers — a religious congregation of laymen founded in France in 1684 for the education of the poor
- christian democrat — a member or supporter of a Christian Democratic party
- christian endeavor — an organization of young people of various evangelical Protestant churches, formed in 1881 to promote Christian principles and service.