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isogamous

[ahy-sog-uh-muh s]
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adjective Biology.
  1. having two similar gametes in which no differentiation can be distinguished, or reproducing by the union of such gametes (opposed to heterogamous).

Origin of isogamous

First recorded in 1885–90; iso- + -gamous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
isogamous in Science

isogamy

[ī-sŏgə-mē]
  1. A reproductive system characterized by the fusion of gametes (called isogametes) that are not distinguished in size or structure. Isogamy is found in some algae and other protist groups. Compare heterogamy.
Related formsisogamous adjective
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.