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Characterized by the alternation of sexual and parthenogenic generations.

het′er·og′o·ny n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. (Biology) biology the alternation of parthenogenetic and sexual generations in rotifers and similar animals
2. (Botany) the condition in plants, such as the primrose, of having flowers that differ from each other in the length of their stamens and styles. Compare homogony
ˌheterˈogonous adj
ˌheterˈogonously adv
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

alterna′tion of genera′tions

the alternation in an organism's life cycle of dissimilar reproductive forms, esp. the alternation of sexual with asexual generations.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
(12) I only mention this example as an illuminating one about the difficulties and the heterogony of ends (13) along the way of this collective and common process.
This is the reality of fiction as a parallel world: a real world in the conditional, a construction of "world scenarios" as a "series of free acts of will including their progressionally changing hypothetical future potentials." It is a figure of thought for the historicity of the world, which allows for the possibility of grasping men's "complementary" contribution to creation in the sense of a heterogony of purposes.
Conduct library research to learn more about at least three of the following: parthenogenesis, apomixis, gynogenesis, pseudogamy, facultative parthenogenesis, cyclical parthenogenesis, heterogony, thelytoky, arrhenotoky, parthenocarpy, and apomictic parthenogenesis.