Biology. Of reproduction in animals, plants, and other organisms: taking place by means of a physical connection or fusion between two cells…

Biology. Of an organism: (capable of) reproducing sexually. Also: designating sexual reproduction. Cf. agamic, adj. Now rare.

Of, relating to, or of the nature of gamogenesis; produced by or involved in gamogenesis; reproducing by gamogenesis.

Biology. Of or pertaining to syngenesis.

Of two sexes, bisexual.

In aphids and coccids: designating or belonging to a generation which produces sexual offspring. Cf. sexupara, n.

Relating to, originating by, or of the nature of androgenesis (in either sense of the noun).