arikara Ariidae • Arikara · · · Info · Definitions · Characters · · arikara · · Text Latin · · Script 7 · · Length 4 · · Syllables Definitions · · · (noun) a member of the Caddo people who formerly lived in the Dakotas west of the Missouri river. Synonyms: Arikara, Aricara. · · Noun Definition 1 (noun) the Caddoan language spoken by the Arikara. Synonyms: Arikara, Aricara. · · Noun Definition 2 Characters · · a latin small letter a U+0061 i latin small letter i U+0069 k latin small letter k U+006B r latin small letter r U+0072