19-letter words containing a, c, r
- cat scratch disease — a disorder characterized by fever and swelling of the lymph glands, caused by a viral infection resulting from the scratch or bite of a cat.
- cat-scratch disease — an ailment characterized by fever and swollen glands and believed to be caused by bacteria transmitted by the scratch or bite of a cat
- catalytic converter — A catalytic converter is a device which is fitted to a car's exhaust to reduce the pollution coming from it.
- catalytic reforming — Catalytic reforming is a process that converts petroleum refinery naphthas to high-octane blending components.
- category management — the management of a range of related products in a way designed to increase sales of all of the products
- caterpillar tractor — a tractor powered by a Caterpillar track
- catherine of aragon — 1485–1536, first wife of Henry VIII of England and mother of Mary I. The annulment of Henry's marriage to her (1533) against papal authority marked an initial stage in the English Reformation
- catherine the great — (Sophia Augusta of Anhalt-Zerbst"Catherine the Great") 1729–96, empress of Russia 1762–96.
- cathodic protection — a technique for protecting metal structures, such as steel ships and pipelines, from electrolytic corrosion by making the structure the cathode in a cell, either by applying an electromotive force directly or by putting it into contact with a more electropositive metal
- celestial hierarchy — hierarchy (def 6).
- center of curvature — the center of the circle of curvature.
- central reservation — The central reservation is the strip of ground, often covered with grass, that separates the two sides of a major road.
- centre of curvature — the point on the normal at a given point on a curve on the concave side of the curve whose distance from the point on the curve is equal to the radius of curvature
- centrifugal casting — casting that utilizes centrifugal force within a spinning mold to force the metal against the walls.
- ceramic engineering — the branch of engineering concerned with the development and production of ceramics.
- cerebellar syndrome — a disease of the cerebellum characterized by unsteady movements and mispronunciation of words
- cerebral hemisphere — either half of the cerebrum
- cerebral hemorrhage — hemorrhage from a blood vessel into the cerebrum, often followed by neurologic damage; a type of stroke.
- cerebral thrombosis — formation of a clot or other blockage in one of the blood vessels of the brain, often followed by neurologic damage; a type of stroke.
- cerebrospinal fluid — the clear colourless fluid in the spaces inside and around the spinal cord and brain
- chain-reacting pile — nuclear reactor
- chamber of commerce — A chamber of commerce is an organization of businessmen that promotes local commercial interests.
- chamber of deputies — the lower house of the legislature of certain countries, as Italy.
- champagne corks pop — If you say that champagne corks are popping, you mean that people are celebrating something.
- champigny-sur-marne — a suburb of Paris, on the River Marne. Pop: 75 556 (2006)
- chandrasekhar limit — the upper limit to the mass of a white dwarf, equal to 1.44 solar masses. A star having a mass above this limit will continue to collapse to form a neutron star
- character generator — a device used in television studios to incorporate text or other symbols into the television screen image.
- character reference — a testimonial from an employer or acquaintance testifying to a person's good character
- characteristic root — a scalar for which there exists a nonzero vector such that the scalar times the vector equals the value of the vector under a given linear transformation on a vector space.
- chargeable transfer — a transfer of value made as a gift during a person's lifetime that is not covered by a specific exemption and therefore gives rise to liability under inheritance tax
- chartered librarian — (in Britain) a librarian who has obtained a qualification from the Library Association in addition to a degree or diploma in librarianship
- chassis dynamometer — A chassis dynamometer is a piece of test equipment fitted with rollers for the wheels of a vehicle, that is capable of providing drive input and measuring output such as power and torque at the wheels.
- chemical castration — the use of drugs to reduce libido
- 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
- 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 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.
- 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).