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heterogamy

[ het-uh-rog-uh-mee ]
/ ˌhɛt əˈrɒg ə mi /
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noun
heterogamous state.
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Origin of heterogamy

First recorded in 1870–75; hetero- + -gamy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use heterogamy in a sentence

British Dictionary definitions for heterogamy

heterogamy
/ (ˌhɛtəˈrɒɡəmɪ) /

noun
a type of sexual reproduction in which the gametes differ in both size and formCompare isogamy
a condition in which different types of reproduction occur in successive generations of an organism
the presence of both male and female flowers in one inflorescenceCompare homogamy (def. 1)

Derived forms of heterogamy

heterogamous, 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

Scientific definitions for heterogamy

heterogamy
[ hĕt′ə-rŏgə-mē ]

Alternation of sexual and parthenogenetic generations, as in the life cycles of some aphids.
A reproductive system that is characterized by the fusion of gametes (called heterogametes) that are dissimilar in size and structure, such as the egg and sperm of animals.

Other words from heterogamy

heterogamous adjective
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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