19-letter words containing ch
- chemical castration — the use of drugs to reduce libido
- chemical dependency — addiction to drugs or alcohol.
- chemical processing — Chemical processing is a way of making changes to chemical compounds.
- chemical weathering — any of the various weathering processes that cause exposed rock to undergo chemical decomposition, changing the chemical and mineralogical composition of the rock: Oxygen and acids are agents in chemical weathering.
- chemolithoautotroph — (biology) A chemoautotroph or lithoautotroph.
- cherenkov radiation — the electromagnetic radiation produced when a charged particle moves through a medium at a greater velocity than the velocity of light in that medium
- chicken-fried steak — a cheap cut of beefsteak that is fried in batter
- chief petty officer — the senior naval rank for personnel without commissioned or warrant rank
- chinese chippendale — a branch of Chippendale style in which Chinese styles and motifs are used
- chinese finger trap — a child's toy, consisting of a small cylinder of woven straw or paper into which the forefingers are placed, one in each end: the harder one pulls, the more securely the fingers are held.
- chinese fleece-vine — a hardy, twining, woody plant, Polygonum auberti, of the buckwheat family, native to western China and Tibet, having greenish-white, fragrant flowers in drooping clusters.
- chinese liver fluke — a parasitic Asian flatworm, Clonorchis sinensis, that infects the gastrointestinal tract and bile duct following ingestion of contaminated raw or insufficiently cooked freshwater fish.
- chinese sacred lily — a Chinese amaryllidaceous plant, Narcissus tazetta orientalis, widely grown as a house plant for its fragrant yellow and white flowers
- chinese tallow tree — tallow tree.
- chlorobromide paper — a relatively fast printing paper coated with an emulsion of silver chloride and silver bromide.
- chlorofluorocarbons — Plural form of chlorofluorocarbon.
- chlorofluoromethane — any of a series of gaseous or volatile methanes substituted with chlorine and fluorine and containing little or no hydrogen: used as refrigerants and, formerly, as aerosol propellants until scientists became concerned about depletion of the atmospheric ozone layer.
- chloroplatinic acid — a red-brown, crystalline, water-soluble solid, H 2 PtCl 6 ⋅6H 2 O, used chiefly in platinizing glass, metals, and ceramic ware.
- chlorosulfonic acid — a colorless or yellowish, highly corrosive, pungent liquid, HClO 3 S, usually produced by treating sulfur trioxide with hydrogen chloride: used in organic synthesis to introduce the sulfonyl chloride group, =SO 2 Cl.
- cholecystolithiasis — The presence of a gallstone specifically in the gall bladder.
- choledocholithiasis — The presence of gallstones in the common bile duct.
- choledocholithotomy — The removal of the gallstone from the bile duct in a case of choledocholithiasis.
- chrestien de troyes — c1140–c90, French poet.
- christian democracy — the beliefs, principles, practices, or programme of a Christian Democratic party
- christian scientist — a believer in Christian Science; a member of the Church of Christ, Scientist.
- christian socialist — a member of any of certain European political parties advocating a form of social organization based on Christian and socialistic principles.
- christmas pantomime — pantomime (def 5).
- chromatographically — With regard to, or by by using chromatography.
- chromoblastomycosis — Long-term fungal infection of the skin and subcutaneous tissue.
- chronological order — the arrangement of things following one after another in time: Put these documents in chronological order.
- churchill reservoir — a series of irregularly shaped lakes in W Labrador, Newfoundland, in E Canada: the source of the Churchill River.
- classical mechanics — the study of mechanics using Newton's laws rather than quantum theory and relativity
- clinical psychology — the branch of psychology that studies and treats mental illness and mental retardation
- coded character set — (character, standard) A mapping, generally 1:1, from a set of integers, known as character codes or code positions, to a set of characters that may include letters, digits, punctuation, control codes, mathematical and typographic symbols. There are several standard coded character sets, the most widely used is ASCII, generally in its Latin-1 dialect, with Unicode becoming slowly more common; while EBCDIC and Baudot are extinct except in legacy systems.
- commission merchant — a person who buys or sells goods for others on a commission basis
- common area charges — (in the US) charges paid by tenants for the maintenance of the common areas of a block of flats
- compulsory purchase — purchase of a house or other property by a local authority or government department for public use or to make way for development, regardless of whether or not the owner wishes to sell
- congestion charging — the practice of charging motorists for the right to drive on busy roads, esp at busy times
- consolidated school — a public school attended by pupils from several adjoining, esp. rural, districts
- continuation school — a school providing extension courses for people who have left school in the elementary grades to go to work.
- cray research, inc. — (company) US manufacturer of large powerful mainframe supercomputers, co-founded by noted computer architect, Seymour Cray. Quarterly sales $216M, profits $8M (Aug 1994). Cray were bought by Silicon Graphics, Inc..
- criminal psychology — study of criminals' minds
- crinoline stretcher — (on a Windsor chair) a stretcher having an inwardly curved piece connecting the front legs, and connected to the back legs by short, straight pieces.
- cross-channel ferry — a ferry that transports passengers and vehicles across the English Channel
- dancing-lady orchid — any of numerous epiphytic orchids of the genus Oncidium, often grown as houseplants.
- data driven machine — (language) (DDM) A dataflow language.
- data link switching — (networking) (DLSw) A standard for transporting IBM Systems Network Architecture (SNA) and network basic input/output system (NetBIOS) traffic over an Internet protocol network. Initially, in 1992, DLSw was proprietary to IBM. It was submitted to the IETF as RFC 1434 in 1993, later updated by RFC 1795.
- deaf without speech — (usually of a prelingually deaf person) able to utter sounds but not speak
- dendrochronological — Pertaining to dendrochronology.
- department chairman — the chairman of a university department