22-letter words containing a, c, l, u, i
- trichlorofluoromethane — chlorotrifluoromethane.
- trifluorochloromethane — chlorotrifluoromethane.
- unconventional warfare — warfare that is conducted within enemy lines through guerrilla tactics or subversion, usually supported at least in part by external forces.
- unemployment insurance — a government program that provides a limited number of payments to eligible workers who are involuntarily unemployed.
- unidirectional current — direct current
- 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.
- unprofessional conduct — activity that is contrary to the accepted code of conduct of a profession
- upright vacuum cleaner — a vacuum cleaner that is tall rather than wide
- urban district council — a council of an urban district that, in conjunction with a county council, has responsibilities for local government issues
- valvular insufficiency — abnormal closure of a heart valve resulting in failure to prevent regurgitation of blood.
- varicella zoster virus — a type of herpesvirus that causes chickenpox and shingles.
- 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.