SINCE 1828
neo-Lamarckism
noun
\ ¦nē(ˌ)ō+\
variants:
or Neo-Lamarckism
Definition of neo-Lamarckism
: a modern theory of evolution based on Lamarckism and retaining the fundamental concept that acquired characters are inherited: such as
a
: the theory that evolution results from the action of natural selection upon acquired characters
b
: the theory that evolutionary change is the direct product of the interaction of organism and environment — compare neo-darwinism
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