/ Dictionary / Index U UNICEF: Meaning and Definition of Find definitions for: UNICEF Pronunciation: (y'nu-sef"), [key] — n. United Nations Children's Fund: an agency, created by the United Nations General Assembly in 1946, concerned with improving the health and nutrition of children and mothers throughout the world; Nobel Peace Prize 1965. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: unicef (Thesaurus) unicameral unicellular Related Content Daily Word Quiz: stringent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language