yel·​low·​cake | \ ˈye-lō-ˌkāk How to pronounce yellowcake (audio) , ˈye-lə- \

Definition of yellowcake

: partially refined uranium ore that is often used as an intermediate step in the production of nuclear weapons

Examples of yellowcake in a Sentence

Recent Examples on the Web December 5, 2010 - Ali Akbar Salehi, Iran’s atomic chief and acting foreign minister, announces that Iran’s nuclear program is self-sufficient and that Iran has begun producing yellowcake, an intermediate stage in processing uranium. CNN, 19 Aug. 2021 The administration had forged documents stating that Saddam Hussein was in the process of obtaining yellowcake uranium, and the press had dutifully printed the lie. Rebecca Panovka, Harper's Magazine, 20 July 2021 The company will process the ore to extract both yellowcake uranium and a concentrated rare earth carbonite. Zak Podmore, The Salt Lake Tribune, 22 Mar. 2021 Chalmers added that yellowcake produced for nuclear power plants helps the effort to combat global warming. Zak Podmore, The Salt Lake Tribune, 4 Jan. 2021 Lechlitner said the explosion scattered toxic material including asbestos and a refined form of uranium ore called yellowcake. Catherine Herridge, CBS News, 26 Oct. 2020 China reportedly has provided Saudi Arabia with assistance in building a facility that can process yellowcake, which arms control observers regard as a sign that Riyadh could partner with the communist power to develop its own nuclear program. Joel Gehrke, Washington Examiner, 24 Sep. 2020 Chinese help a facility for extracting uranium yellowcake from uranium ore, an advance in the oil-rich kingdom’s drive to master nuclear technology, according to Western officials with knowledge of the site. Michael R. Gordon, WSJ, 4 Aug. 2020 Since the 2015 nuclear deal, Iran has purchased yellowcake from Kazakhstan and Russia, as well as mined its own domestically. Washington Post, 28 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'yellowcake.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of yellowcake

1949, in the meaning defined above

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The first known use of yellowcake was in 1949

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Dictionary Entries Near yellowcake

yellow bullhead


yellow calla

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Last Updated

24 Aug 2021

Cite this Entry

“Yellowcake.” Dictionary, Merriam-Webster, Accessed 16 Sep. 2021.

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