paragenesis Syllabification: (par·a·gen·e·sis)Pronunciation: /ˌparəˈjenəsis/Definition of paragenesis noun (plural parageneses /-ˌsēz/) Geology a set of minerals that were formed together, especially in a rock, or with a specified mineral. Derivatives parageneticPronunciation: /-jəˈnetik/ adjective paragenesis in other Oxford dictionaries Definition of paragenesis in the British & World English dictionary