22-letter words containing c, u, r, i, o
- trigonometric equation — an equation involving trigonometric functions of unknown angles, as cos B = ½.
- trigonometric function — any of a group of functions of an angle expressed as a ratio of two of the sides of a right-angled triangle containing the angle. The group includes sine, cosine, tangent, secant, cosecant, and cotangent
- unconditioned response — a reflex action innately elicited by a stimulus without the intervention of any learning process
- unconventional warfare — warfare that is conducted within enemy lines through guerrilla tactics or subversion, usually supported at least in part by external forces.
- under no circumstances — not for any reason
- under the influence of — If you are under the influence of someone or something, you are being affected or controlled by them.
- underground combustion — Underground combustion is the process of heating oil to allow it to flow more easily and make it easier to recover.
- unemployment insurance — a government program that provides a limited number of payments to eligible workers who are involuntarily unemployed.
- unidirectional current — direct current
- united reformed church — (in England and Wales) a Protestant denomination formed from the union of the Presbyterian and Congregational churches in 1972
- universal product code — a bar code that indicates price, product classification, etc., and can be read electronically, as at checkout counters in supermarkets. Abbreviation: UPC.
- university of michigan — (body, education) A large cosmopolitan university in the Midwest USA. Over 50000 students are enrolled at the University of Michigan's three campuses. The students come from 50 states and over 100 foreign countries. 70% of the University's students graduated in the top 10% of their high school class. 90% rank in the top 20% of their high school class. 60% of the students receive financial aid. The main Ann Arbor Campus lies in the Huron River valley, 40 miles west of Detroit. The campus boasts 2700 acres with 200 buildings, six million volumes in 23 libraries, nine museums, seven hospitals, hundreds of laboratories and institutes, and over 18000 microcomputers.
- unprofessional conduct — activity that is contrary to the accepted code of conduct of a profession
- unsaturated production — Unsaturated production is the production of smaller, unsaturated hydrocarbons from saturated hydrocarbons, for example producing alkenes such as ethane and propene.
- unwritten constitution — a constitution, as in Great Britain, not codified as a document but defined by custom and precedent as embodied in statutes and judicial decisions.
- urban district council — a council of an urban district that, in conjunction with a county council, has responsibilities for local government issues
- user network interface — (communications, networking) (UNI) An interface point between ATM end users and a private ATM switch, or between a private ATM switch and the public carrier ATM network. The physical and protocol specifications for UNIs are defined by the ATM Forum's UNI documents, which allow for various types of physical interfaces. See also: NNI
- varicella zoster virus — a type of herpesvirus that causes chickenpox and shingles.
- washington court house — a city in SW Ohio.
- weigh anchor/up anchor — When the people on a boat weigh anchor or up anchor, they pull the anchor of the boat out of the water so that they can sail away.
- whitchurch-stouffville — a town in SW Ontario, in S Canada, N of Toronto.
- white australia policy — an unofficial term for an immigration policy designed to restrict the entry of non-White people into Australia
- world communion sunday — the first Sunday in October, during which members of ecumenical churches throughout the world celebrate Holy Communion, especially to affirm their unity in Christ.