gametogenesis Syllabification: (gam·e·to·gen·e·sis)Pronunciation: /gəˌmētəˈjenəsis/Definition of gametogenesis noun Biology the process in which cells undergo meiosis to form gametes. Derivatives gametogenicPronunciation: /-ˈjenik/ adjective gametogenyPronunciation: /ˌgaməˈtäjənē/ noun gametogenesis in other Oxford dictionaries Definition of gametogenesis in the British & World English dictionary