Ne`o-La*marck"ism, n. (Biol.)
Lamarckism as revived, modified, and expounded by recent
biologists, esp. as maintaining that the offspring inherits characters
acquired by the parent from change of environment, use or disuse of
parts, etc.; -- opposed to Neo-Darwinism. -- Ne`o-La*marck"i*an, a. &
© Webster 1913.