(in heterogamous reproduction) the larger and usually female of a pair of conjugating gametes.
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British Dictionary definitions for macrogamete
the larger and apparently female of two gametes in conjugating protozoans: Compare microgamete
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 macrogamete
The larger of a pair of conjugating gametes, usually the female, in an organism that reproduces by heterogamy.
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