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heterogamous

[het-uh-rog-uh-muh s]
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adjective
  1. Genetics. having unlike gametes, or reproducing by the union of such gametes (opposed to isogamous).
  2. Botany. having flowers or florets of two sexually different kinds (opposed to homogamous).

Origin of heterogamous

First recorded in 1830–40; hetero- + -gamous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for heterogamous

Historical Examples

  • Heterogamous, bearing two or more sorts of flowers in one cluster.

    The Elements of Botany

    Asa Gray


heterogamous in Medicine

heterogamous

([object Object])
adj.
  1. Relating to heterogamy.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

heterogamous in Science

heterogamy

[hĕt′ə-rŏgə-mē]
  1. Alternation of sexual and parthenogenetic generations, as in the life cycles of some aphids.
  2. 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.
Related formsheterogamous adjective
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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