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Lamarckism

[luh-mahr-kiz-uh m] /ləˈmɑr kɪz əm/
noun
1.
the Lamarckian theory that characteristics acquired by habit, use, or disuse may be passed on to future generations through inheritance.
Origin of Lamarckism
1880-1885
First recorded in 1880-85; Lamarck + -ism
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for Lamarckism

Lamarckism

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