Breadcrumb Home > Dictionary > Index Y yellowcake: Meaning and Definition of Find definitions for: yel•low•cake Pronunciation: (yel'ō-kāk"), [key] — n. a processed oxide of uranium, UO, extracted and concentrated from uranium ore: used as the raw material for commercial nuclear materials, esp. fuel elements in nuclear reactors. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: yellowcake (Thesaurus) yellow-breasted chat yellow card TrendingHere are the facts and trivia that people are buzzing about. Biographies: Notable Jewish Religious Leaders Current Events This Week: September 2023 Hispanic Population and the 2010 U.S. Census Preamble of the United Nations Charter The Jewish Calendar ✖ Related Content Daily Word Quiz: bildungsroman Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language