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kin selection

noun, Biology
1.
a form of natural selection that favors altruistic behavior toward close relatives resulting in an increase in the altruistic individual's genetic contribution to the next generation.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for kin selection
  • Perhaps the biggest change that group selection brings to evolutionary theory is its implication for so-called kin selection.
  • Reciprocal altruism and kin selection are the two main theories.
British Dictionary definitions for kin selection

kin selection

noun
1.
(biology) natural selection resulting from altruistic behaviour by animals towards members of the same species, esp their offspring or other relatives
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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