a family of North American Indian languages, including Caddo, Pawnee, and Arikara
Origin of Caddoancoined (1891) by J. W. Powell ; from Caddo + -an
A family of North American Indian languages spoken formerly in the Dakotas, Kansas, Nebraska, Texas, Oklahoma, Arkansas, and Louisiana and presently in North Dakota and Oklahoma.
(comparative more Caddoan, superlative most Caddoan)
- Pertaining to the Caddo.