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heterogony

[ het-uh-rog-uh-nee ]

noun

, Biology.
  1. the alternation of dioecious and hermaphroditic individuals in successive generations, as in certain nematodes.
  2. the alternation of parthenogenetic and sexual generations.


heterogony

/ ˌhɛtəˈrɒɡənɪ /

noun

  1. biology the alternation of parthenogenetic and sexual generations in rotifers and similar animals
  2. 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
“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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Derived Forms

  • ˌheterˈogonous, adjective
  • ˌheterˈogonously, adverb
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Word History and Origins

Origin of heterogony1

First recorded in 1865–70; hetero- + -gony
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Example Sentences

Adaptations for Pollination of the Stigma 114 Close and Cross Fertilization, Anemophilous and Entomophilous 115Dichogamy and Heterogony 116� 2.

Heterogony, Heterogone, or Heterogonous, with stamens and pistil reciprocally of two sorts, 116.

Moreover, there are two arrangements for cross fertilization common to hermaphrodite flowers in various different families of plants, which have received special names, Dichogamy and Heterogony.

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heterogonousheterograft