23-letter words containing c, h, o, u
- hydrochlorofluorocarbon — Any of a class of inert compounds of carbon, hydrogen, hydrocarbons, chlorine, and fluorine, used in place of chlorofluorocarbons as being somewhat less destructive to the ozone layer.
- hypergeometric equation — a differential equation of the form, (x 2 − x) d 2 y / d 2 x + [(a+b +1) x−c ] dy/dx + abx =0, where a, b, and c are arbitrary constants.
- hypergeometric function — a function that is a solution to a hypergeometric equation.
- industrial psychologist — a person who studies human behaviour and cognitive processes in relation to the working environment
- knock the bottom out of — to destroy or eliminate
- largemouth (black) bass — a black bass (Micropterus salmoides) found in warm, sluggish waters
- laughlin air force base — U.S. Air Force installation in SW Texas, SE of Del Rio.
- lymphoblastic leukaemia — a severe blood disorder in which abnormal leukocytes are identified as immature forms of lymphocytes
- made out of whole cloth — completely fictitious or false; made up
- micropachycephalosaurus — A very small pachycephalosaurid, ornithischian dinosaur of the genus Micropachycephalosaurus.
- mild mercurous chloride — calomel.
- neutrosophic statistics — (statistics) Analysis of events described by neutrosophic probability.
- nigger of the narcissus — a novel (1897) by Joseph Conrad.
- north ossetian republic — a constituent republic of S Russia, on the N slopes of the central Caucasus Mountains. Capital: Vladikavkaz. Pop: 709 900 (2002). Area: about 8000 sq km (3088 sq miles)
- not a hair out of place — If you say that someone has not a hair out of place, you are emphasizing that they are extremely smart and neatly dressed.
- occupational psychology — the study of human behaviour at work, including ergonomics, selection procedures, and the effects of stress
- orthodox eastern church — Eastern Orthodox Church
- over-the-counter market — a security market that deals in securities that are not listed or quoted on a stock exchange
- pharmaceuticals company — a company specialising in developing and marketing pharmaceuticals
- photoelectric magnitude — the magnitude of a star determined using a photometer plus a filter to select light or other radiation of the desired wavelength
- pithecanthropus erectus — Java man
- posthypnotic suggestion — a suggestion made to the subject while in a hypnotic trance, to be acted upon at some time after emerging from the trance
- price out of the market — to charge so highly for as to prevent the sale, hire, etc, of
- public-key cryptography — public-key encryption
- put the record straight — to correct an error or misunderstanding
- put through one's paces — a rate of movement, especially in stepping, walking, etc.: to walk at a brisk pace of five miles an hour.
- queen charlotte islands — a group of about 150 islands off the W coast of Canada: part of British Columbia. Pop: about 6000 (latest est). Area: 9596 sq km (3705 sq miles)
- quota share reinsurance — Quota share reinsurance is a form of reinsurance in which the reinsurer accepts a certain percentage of all or certain parts of the business of the reinsured person or company.
- quote chapter and verse — [by analogy with the mainstream phrase] To cite a relevant excerpt from an appropriate bible. "I don't care if "rn" gets it wrong; "Followup-To: poster" is explicitly permitted by RFC 1036. I'll quote chapter and verse if you don't believe me." See also legalese, language lawyer, RTFS (sense 2).
- russian orthodox church — the national Church of Russia, constituting a branch of the Eastern Church, presided over by the Patriarch of Moscow
- school (crossing) guard — a person, either an adult or an older student, whose duty it is to help children cross streets near schools safely
- structural anthropology — a school of anthropology founded by Claude Lévi-Strauss and based loosely on the principles of structural linguistics.
- thank one's lucky stars — any of the heavenly bodies, except the moon, appearing as fixed luminous points in the sky at night.
- the chamber of deputies — the lower legislative assembly in some parliaments
- thompson submachine gun — a portable, .45-caliber, automatic weapon designed to be fired from the shoulder or hip.
- to pluck up the courage — If you pluck up the courage to do something that you feel nervous about, you make an effort to be brave enough to do it.
- to stick in your throat — If something sticks in your throat, you find it unacceptable.
- to your heart's content — as much as you please
- turn a cold shoulder to — to treat with disdain; snub
- unconditional discharge — the release of a defendant without having to spend time on parole or probation
- united church of canada — the largest Protestant denomination in Canada, formed in the 1920s by incorporating some Presbyterians and most Methodists
- united church of christ — an American Protestant denomination formed in 1957 by a union of the Evangelical and Reformed churches and the Congregational Christian churches.
- united methodist church — the largest denomination of the Methodist church in the U.S., formed in 1939 from the merger of the Methodist Episcopal Church, the Methodist Episcopal Church, South, and the Methodist Protestant Church, with the addition in 1968 of the Evangelical United Brethren.
- vestibulocochlear nerve — either one of the eight pairs of cranial nerves that supply the cochlea and semicircular canals of the internal ear and contribute to the sense of hearing
- viscount horatio nelson — Viscount Horatio, 1758–1805, British admiral.
- you can't go home again — a novel (1940) by Thomas Wolfe.