Allochthonous

Origin

Ancient Greek ἄλλος (allos, "other") + χθών (khthōn, "earth, ground")

Full definition of allochthonous

Adjective

1. Originating in a place other than where it is found.
2. (geology) Buried or found in a place remote from the site of formation.

Antonyms

• autochthonous