Lamarckism

noun
La·​marck·​ism | \lə-ˈmär-ˌki-zəm \

Definition of Lamarckism 

: a theory of organic evolution asserting that environmental changes cause structural changes in animals and plants that are transmitted to offspring

Other Words from Lamarckism

Lamarckian \ lə-​ˈmär-​kē-​ən \ adjective

First Known Use of Lamarckism

1884, in the meaning defined above

History and Etymology for Lamarckism

J.-B. de Monet de Lamarck

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The first known use of Lamarckism was in 1884

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Lamarckism

noun
La·​marck·​ism | \lə-ˈmär-ˌkiz-əm \

Medical Definition of Lamarckism 

: a theory of organic evolution asserting that environmental changes cause structural changes in animals and plants that are transmitted to offspring

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