ˌ ̷ ̷(ˌ) ̷ ̷ˈjenəd.ə(r) noun
Etymology: Late Latin, from Latin primus first + genitor begetter — more at genitor
: first ancestor
this tiny, nameless primogenitor of all living matter — Time
broadly : ancestor , forefather
our distant primogenitors
ˌ ̷ ̷(ˌ) ̷ ̷ˈjenəd.ə(r) noun
Etymology: Late Latin, from Latin primus first + genitor begetter — more at genitor
: first ancestor
this tiny, nameless primogenitor of all living matter — Time
broadly : ancestor , forefather
our distant primogenitors
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012