| Noun | 1. parthenogeny - human conception without fertilization by a manparthenogenesis, virgin birthagamogenesis, asexual reproduction - reproduction without the fusion of gametes | | 2.parthenogeny - process in which an unfertilized egg develops into a new individual; common among insects and some other arthropodsparthenogenesisandrogenesis, androgeny - male parthenogenesis in which the embryo contains only paternal chromosomes due to the failure of the egg nucleus to participate in fertilizationapomixis - any of several kinds of reproduction without fertilizationgynogenesis - female parthenogenesis in which the embryo contains only maternal chromosomes due to the failure of the sperm to fuse with the egg nucleus |