Pronunciation: (am"fu-mik'sis), [key]
—pl. -mix•esPronunciation: (-mik'sēz). [key]
1. Biol.the merging of the nuclei of the sperm and egg cells; sexual reproduction.
2. Psychoanal.the combining of anal and genital eroticism in the development of sexuality.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.