The anti-Mendelian and neo-Lamarckian views on plant breeding and heredity (especially on the heritability of acquired characteristics) held by or attributed to I. V. Michurin, which were elaborated by T. D. Lysenko and formed the basis for Lysenkoism.
Origin
1940s; earliest use found in Julian Huxley (1887–1975), zoologist and philosopher. From the name of Ivan Vladimirovič Mičurin, Russian horticulturalist + -ism.