(1) Originating where it is found
"The autochthonal fauna of Australia includes the kangaroo"
"Autochthonous rocks and people and folktales"
"The Ainu are indigenous to the northernmost islands of Japan"
From , from an old derivative of , the root of , and English . English since the 17th century, obsolete is , from the same Latin word, via French .
- born or engendered in, native to a land or region, especially before an intrusion, especially of plants and indigenous peoples.
- figuratively, innate