Meaning of yellowcake

yel•low•cake

Pronunciation: (yel'ō-kāk"), [key]
— n.
  1. 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.
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