22-letter words containing l, u, c, e, n
- trichlorofluoromethane — chlorotrifluoromethane.
- trifluorochloromethane — chlorotrifluoromethane.
- ulster volunteer force — (in Northern Ireland) a Loyalist paramilitary organization
- unconditioned stimulus — any stimulus evoking an unlearnt response, esp in the context of classical conditioning, in which the conditioned stimulus is followed by the unconditioned one
- unconventional warfare — warfare that is conducted within enemy lines through guerrilla tactics or subversion, usually supported at least in part by external forces.
- under the influence of — If you are under the influence of someone or something, you are being affected or controlled by them.
- 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
- valvular insufficiency — abnormal closure of a heart valve resulting in failure to prevent regurgitation of blood.
- wear out one's welcome — a kindly greeting or reception, as to one whose arrival gives pleasure: to give someone a warm welcome.
- west greenland current — an ocean current flowing northward along the west coast of Greenland.