Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A union between two gametes that differ in size or form.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A form of sexual bonding involving partners of unusually widely differing ages.
  • n. Sexual reproduction involving the union or fusion of two dissimilar gametes.

from the GNU version of the Collaborative International Dictionary of English

  • n. reproduction by the union or fusion of two differing gametes (especially differing in size).

from The Century Dictionary and Cyclopedia

  • n. In biology, conjugation between dissimilar gametes or reproductive cells.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. (biology) reproduction by the union or fusion of two differing gametes (especially differing in size)

Etymologies

aniso- + -gamy (Wiktionary)

Examples

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