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See more synonyms for anisogamy on Thesaurus.com
noun Biology.
  1. the union of anisogametes.
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Origin of anisogamy

First recorded in 1890–95; aniso- + -gamy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for anisogamy


  1. a type of sexual reproduction in which the gametes are dissimilar, either in size alone or in size and form
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Derived Formsanisogamous, 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

anisogamy in Medicine


  1. A union between two gametes that differ in size or form.
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Related formsan′i•so•gamic (-sə-gămĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.