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oogamete

[oh-uh-gam-eet, -guh-meet]
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noun Cell Biology.
  1. one of a pair of structurally dissimilar gametes, the female gamete being large and nonmotile and the male gamete being small and motile.
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Origin of oogamete

First recorded in 1890–95; oo- + gamete
Related formso·og·a·mous [oh-og-uh-muh s] /oʊˈɒg ə məs/, adjectiveo·og·a·my, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for oogamy

oogamy

noun
  1. sexual reproduction involving a small motile male gamete and a large much less motile female gamete: occurs in all higher animals and some plants
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Derived Formsoogamous, 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

oogamy in Medicine

oogamete

(ō′ə-gămēt′, -gə-mēt)
n.
  1. A female gamete, especially the larger of two gametes produced by an oogamous species.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

oogamy in Science

oogamy

[ō-ŏgə-mē]
  1. A system of sexual reproduction in which one gamete (called the egg) is large and nonmotile, while the other (called the sperm) is small and motile. Oogamy is a type of heterogamy. Compare isogamy.
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Related formsoogamous adjective
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.