Noun: progenitor prow'je-ni-tu(r) or pru'je-ni-tu(r)
- An ancestor in the direct line; a forefather
"She traced her family tree back to a progenitor who came on the Mayflower";
- primogenitor
Derived forms: progenitors
Type of: ancestor, antecedent, ascendant, ascendent, root
Encyclopedia: Progenitor