Definition of "yellowcake" []

• The concentrated oxide of uranium formed in the milling of uranium ore. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "According to Pavlenishvili, Dimitradze said he took possession of the yellowcake from the two Russians."
• "It is sometimes referred to as yellowcake and generally contains more than 80% uranium."
• "He worked in the uranium mines in Grants ... even scraped out the yellowcake from the ovens."