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Lamarckism

[luh-mahr-kiz-uh m]
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noun
  1. the Lamarckian theory that characteristics acquired by habit, use, or disuse may be passed on to future generations through inheritance.
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Origin of Lamarckism

First recorded in 1880–85; Lamarck + -ism
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for lamarckism

Historical Examples

  • This is Lamarckism before Lamarck, as his grandson pointed out.

    Evolution in Modern Thought

    Ernst Haeckel

  • The specificity of the form as a whole is contingent also according to Lamarckism.

  • These opinions, which recall the teleological aspect of Lamarckism, are entirely unsupported by proof.

    Darwin and Modern Science

    A.C. Seward and Others

  • So to a certain extent, at least, Lamarckism can be said to rest upon a causa vera.

  • PackardsJ explanations are evidently a mixture of Lamarckism and Darwinism.


British Dictionary definitions for lamarckism

Lamarckism

noun
  1. the theory of organic evolution proposed by Lamarck, based on the principle that characteristics of an organism modified during its lifetime are inheritableSee also acquired characteristic, Neo-Lamarckism
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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