You searched for: “amphimixis”
amphimixis, amphimict (s) (noun), amphimixes, amphimicts (pl)
1. Sexual reproduction (no pl): The term amphimixis is used to indicate the fact that both parents contribute to the inheritance of their offspring.
2. The union of male and female gametes: Amphimixis may be either by the method of autogamy (inbreeding) or by allogamy (outbreeding).