The Collaborative International Dictionary
Polygenous
Polygenous \Po*lyg"e*nous\, a. [Poly- + -genous: cf. Gr. ? of
many families.]
Consisting of, or containing, many kinds; as, a polygenous
mountain.
--Kirwan.
Douglas Harper's Etymology Dictionary
Wiktionary
polygenous
a. Consisting of, or containing, many kinds; as, a polygenous mountain.