chi·​me·​rism | \ kī-ˈmir-ˌi-zəm How to pronounce chimerism (audio) , kə-; ˈkī-mə-ˌri- \

Definition of chimerism

: the state of being a genetic chimera

Examples of chimerism in a Sentence

Recent Examples on the Web Good defenses make good neighbors: in nature, chimerism, the fusion of one being with another, is not a new-age fantasy but an age-old threat. Siddhartha Mukherjee, The New Yorker, "The Promise and Price of Cellular Therapies," 15 July 2019

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

First Known Use of chimerism

1961, in the meaning defined above

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The first known use of chimerism was in 1961

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Cite this Entry

“Chimerism.” The Dictionary, Merriam-Webster Inc., Accessed 15 December 2019.

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chi·​me·​rism | \ kī-ˈmi(ə)r-ˌiz-əm, kə-; ˈkī-mə-ˌriz- How to pronounce chimerism (audio) \

Medical Definition of chimerism

: the state of being a genetic chimera

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Comments on chimerism

What made you want to look up chimerism? Please tell us where you read or heard it (including the quote, if possible).


delight or enjoyment

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