a. rare. [f. Gr. ἀμφί on both sides + γονικός parental, f. γεν-, γον- bear, produce. The Gr. would be ἀμφίγονος.] Of the nature of amphigony; bisexual.
1876. trans. Haeckel’s Hist. Creat., I. 195. Sexual or amphigonic propagation … is the usual method … among all higher animals and plants.
