Associations to the word «Lamarckism»

Wiktionary

LAMARCKISM, noun. The theory that structural variations, characteristic of species and genera, are produced in animals and plants by the direct influence of physical environments, and especially, in the case of animals, by effort, or by use or disuse of certain organs.

Dictionary definition

LAMARCKISM, noun. A theory of organic evolution claiming that acquired characteristics are transmitted to offspring.

Wise words

Men govern nothing with more difficulty than their tongues, and can moderate their desires more than their words.
Baruch Spinoza