primogenitor

English

Etymology

From Latin primus (“first”) +‎ -o- +‎ genitor (Latin genitor). Compare progenitor. This etymology is incomplete. You can help Wiktionary by elaborating on the origins of this term.

Noun

primogenitor (plural primogenitors)

1. An initial ancestor.

Coordinate terms

• ancestor
• forefather

Derived terms

• primogenitoral