Meaning of heterogamous

het•er•og•a•mous

Pronunciation: (het"u-rog'u-mus), [key]
— adj.
  1. having unlike gametes, or reproducing by the union of such gametes (opposed to isogamous).
  2. having flowers or florets of two sexually different kinds (opposed to homogamous).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.