- heterogamous state.
Origin of heterogamy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for heterogamy
Alterations in the position of the sexual organs are spoken of under the head of Heterogamy.
Other illustrations of a similar character are mentioned under the head of Heterogamy (p. 196).
Heterogamy: applied to those cases in which two sexual or a sexual and parthenogenetic generation alternate.Explanation of Terms Used in Entomology
John. B. Smith
Another interesting type of heterogamy is that which has been long known in the Aphides.
The heterogamy of the allied Coccid is practically the same as that of the Aphid.
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
- The state or condition in which conjugating gametes are dissimilar in structure and size as well as in function.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- 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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.