PRIMOGENITOR Meaning of PRIMOGENITOR in English transcription, транскрипция: [ ˌpraɪməuˈdʒenɪtə ]n. 1 the earliest ancestor of a people etc. 2 an ancestor. [var. of progenitor, after PRIMOGENITURE] English main colloquial, spoken dictionary. Английский основной разговорный словарь. 2012