17-letter words containing c, o
- chemical equation — a representation of a chemical reaction using symbols of the elements to indicate the amount of substance, usually in moles, of each reactant and product
- chemical property — Chemistry. a property or characteristic of a substance that is observed during a reaction in which the chemical composition or identity of the substance is changed: Combustibility is an important chemical property to consider when choosing building materials.
- chemical reaction — a process that involves changes in the structure and energy content of atoms, molecules, or ions but not their nuclei
- chemoluminescence — (chemistry) The emission of light as the result of a chemical reaction.
- chemopallidectomy — an operation for treating Parkinson's disease and certain other diseases characterized by muscular rigidity, consisting of destroying a specific part of the corpus striatum by injecting it with a chemical, usually alcohol.
- chemoradiotherapy — (medicine) A combination of chemotherapy and radiotherapy used to treat some cancers.
- chemotherapeutics — chemotherapy.
- chest compression — Chest compression is the act of applying pressure to someone's chest in order to help blood flow through the heart in an emergency situation.
- chicklet keyboard — (spelling) It's spelled "chiclet keyboard".
- child development — the biological and psychological developments in human beings between birth and the end of adolescence
- child pornography — pornography using a child or children as the subject.
- china grass cloth — grass cloth.
- chincoteague pony — a wild pony found on certain islands off the Virginia coast, apparently descended from Moorish ponies shipwrecked in this vicinity in the 16th century.
- chinese artichoke — a hairy plant, Stachys affinis, of China and Japan, having numerous small, white, edible tubers.
- chinese vermilion — pimento (def 3).
- chloracetophenone — chloroacetophenone.
- chloroacetic acid — a colourless crystalline soluble strong acid prepared by chlorinating acetic acid and used as an intermediate in the manufacture of many chemicals; monochloracetic acid. Formula: CH2ClCOOH
- chloronaphthalene — either of two isomeric naphthalene compounds containing one chlorine atom.
- chlortetracycline — an antibiotic used in treating many bacterial and rickettsial infections: obtained from the bacterium Streptomyces aureofaciens. Formula: C22H23ClN2O8
- choanoflagellates — Plural form of choanoflagellate.
- chocolate biscuit — a biscuit covered with chocolate
- chocolate soldier — a person who mistakenly believes that he or she is very powerful, important, or impressive
- cholecystectomies — Plural form of cholecystectomy.
- chord progression — movement from chord to chord
- choreographically — As if choreographed.
- chromolithographs — Plural form of chromolithograph.
- chromolithography — the process of making coloured prints by lithography
- chromosome number — the number of chromosomes present in each somatic cell, which is constant for any one species of plant or animal. In the reproductive cells this number is halved
- chronographically — a timepiece fitted with a recording device, as a stylus and rotating drum, used to mark the exact instant of an occurrence, especially in astronomy.
- chronological age — the number of years a person has lived, especially when used as a standard against which to measure behavior, intelligence, etc.
- chugach mountains — a coastal mountain range in S Alaska, extending W from the St. Elias Mountains. Highest peak, Mount Marcus Baker, 13,176 feet (4016 meters).
- church of england — The Church of England is the main church in England. It has the Queen as its head and it does not recognize the authority of the Pope.
- cinisello balsamo — a city in N Italy, near Milan.
- circle the wagons — to take defensive action; prepare for an attack: from arranging a wagon train in a circular formation
- circular function — trigonometric function (def 1).
- circular velocity — the velocity at which a body must move in order to maintain an orbit at the outer edge of the earth's atmosphere.
- circumlocutionary — a roundabout or indirect way of speaking; the use of more words than necessary to express an idea.
- cistern barometer — a mercury barometer in which the lower mercury surface has a greater area than the upper.
- city of gibraltar — a city on the Rock of Gibraltar, a limestone promontory at the tip of S Spain: settled by Moors in 711 and taken by Spain in 1462; ceded to Britain in 1713; a British crown colony (1830–1969), still politically associated with Britain; a naval and air base of strategic importance. Pop: 29 111 (2013 est). Area: 6.5 sq km (2.5 sq miles)
- clairaut equation — a differential equation of the form y = xy prime; + f (y prime;).
- clang association — the association made between two words because they sound similar; for example cling and ring
- clare boothe luce — Clare Boothe, 1903–87, U.S. writer, politician, and diplomat.
- class distinction — a characteristic that is observed to differ based on social class
- classical college — (in Quebec) a college offering a programme that emphasizes the classics and leads to university entrance
- classless society — a society in which class distinctions are negligible or absent
- clear box testing — white box testing
- clicks and mortar — making use of traditional trading methods in conjunction with internet trading
- clicks-and-mortar — pertaining to or denoting a company that does business on the Internet and in traditional stores or offices.
- clifden nonpareil — a handsome nocturnal moth, Catocala fraxini, that is brown with bluish patches on the hindwings: related to the red underwing
- clinicopathologic — of or relating to the combined study of disease symptoms and pathology.