noun Etymology: J.-B. de Monet de Lamarck Date: 1884 a theory of organic evolution asserting that environmental changes cause structural changes in animals and plants that are transmitted to offspring, Lamarckian adjective
LAMARCKISM
Meaning of LAMARCKISM in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012