autochthon
Pronunciation: /ɔːˈtɒkθ(ə)n, -θəʊn/
Definition of autochthon
noun ( plural autochthons or autochthones /-θəniːz/)
Origin:
late 16th century: from Greek, literally 'sprung from the earth', from autos 'self' + khthōn 'earth, soil'