The originator of a line of descent; a precursor.
M.E., from O.Fr. progeniteur, from L. progenitorem "ancestor," agent noun from progenitus, p.p. of progignere "beget," from → pro- "forth" + gignere "to produce, beget," cognate with Pers. zâdan, as below.
Agent noun from zâdan "to bring forth, give birth" (Mid.Pers. zâtan; Av. zan- "to bear, give birth to a child, be born," infinitive zazāite, zāta- "born;" cf. Skt. janati "begets, bears," janitár "progenitor, father;" Gk. genetor "progenitor;" L. gignere "to beget," nasci "to be born," as above, PIE base *gen- "to give birth, beget").
Fr.: galaxie mère
A galaxy which is supposed to be at the origin of a specific event, for example a hypothetical galaxy in which globular clusters might have formed.
Fr.: étoile mère
A star which is supposed to be at the origin of phenomenon, for example a progenitor neutron star which has given rise to a black hole.
Fr.: progéniteur de supernova
A star which is at the origin of a supernova phenomenon.