Lysenkoism

noun

Ly·​sen·​ko·​ism lə-ˈseŋ-kō-ˌi-zəm How to pronounce Lysenkoism (audio)
: a biological doctrine asserting the fundamental influence of somatic and environmental factors on heredity in contradiction of orthodox genetics

Word History

Etymology

Trofim Lysenko

First Known Use

1948, in the meaning defined above

Time Traveler
The first known use of Lysenkoism was in 1948

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Cite this Entry

“Lysenkoism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Lysenkoism. Accessed 10 Sep. 2025.

Medical Definition

Lysenkoism

noun
Ly·​sen·​ko·​ism lə-ˈseŋ-kō-ˌiz-əm How to pronounce Lysenkoism (audio)
: a biological doctrine asserting the fundamental influence of somatic and environmental factors on heredity in contradiction of orthodox genetics

called also Michurinism

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