- The definition of a progenitor is a direct ancestor, or source from which something develops.
- Your great grandfather is an example of a progenitor.
- The person who started the Renaissance movement is an example of a progenitor.
progenitor definition by Webster's New World
- a forefather; ancestor in direct line
- a source from which something develops; originator or precursor
Origin: Middle English progenitour ; from Middle French progeniteur ; from past participle of progignere, to beget ; from pro-, forth plush gignere, to beget: see pro- and amp; genus
progenitor definition by American Heritage Dictionary
- A direct ancestor. See Synonyms at ancestor.
- An originator of a line of descent; a precursor.
- An originator; a founder: progenitors of the new music.
Origin: Middle English progenitour, from Old French progeniteur, from Latin prōgenitor, from prōgenitus, past participle of prōgignere, to beget : prō-, forward; see pro-1 + gignere, gen-, to beget; see genə- in Indo-European roots.
progenitor - Medical Definition
- A direct ancestor.
- An originator of a line of descent.