• synonyms


  1. the state of being homogamous.
  2. interbreeding of individuals with like characteristics.
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Origin of homogamy

First recorded in 1870–75; homo- + -gamy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for homogamy

Historical Examples of homogamy

  • Isolation, then, is a genus, of which Apogamy and Homogamy are species.

    Darwin, and After Darwin (Vol 3 of 3)

    George John Romanes

  • For the sake, however, of securing more descriptive terms, I will coin the words Apogamy and Homogamy.

  • In the former case there arises Homogamy, and in the latter case there arises Apogamy.

British Dictionary definitions for homogamy


  1. a condition in which all the flowers of an inflorescence are either of the same sex or hermaphroditeCompare heterogamy (def. 3)
  2. the maturation of the anthers and stigmas of a flower at the same time, ensuring self-pollinationCompare dichogamy
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Derived Formshomogamous, adjective
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

Word Origin and History for homogamy


1805, "condition of bearing flowers that do not differ sexually," from homo- (1) "same" + -gamy.

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Online Etymology Dictionary, © 2010 Douglas Harper

homogamy in Medicine


  1. Reproduction within a group that perpetuates qualities or traits that distinguish the group from a larger group of which it is part.inbreeding
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.