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[nee-oh-luh-mahr-kiz-uh m] /ˌni oʊ ləˈmɑr kɪz əm/
noun, Biology.
Lamarckism as expounded by later biologists who hold especially that some acquired characters of organisms may be inherited by descendants, but that natural selection also is a factor in evolution.
Related forms
neo-Lamarckian, adjective, noun
neo-Lamarckist, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for neo-Lamarckism
Historical Examples
  • That is to say that neo-Lamarckism is no more able than any other form of evolutionism to solve the problem.

    Creative Evolution Henri Bergson
  • There, to our thinking, is one of the most solid positions of neo-Lamarckism.

    Creative Evolution Henri Bergson
  • So we come to the only one of the present forms of evolution which remains for us to mention, viz., neo-Lamarckism.

    Creative Evolution Henri Bergson
British Dictionary definitions for neo-Lamarckism


a theory of evolution based on Lamarckism, proposing that environmental factors could lead to adaptive genetic changes
Derived Forms
Neo-Lamarckian, adjective, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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