araguaia river araguaia • araguato · · · Info · Definitions · Characters · · araguaia river · · Text Common · · Latin · · Scripts 14 · · Length 7 · · Syllables Definitions · · · (noun) a river in central Brazil that flows generally northward (with many falls) to join the Tocantins River. Synonyms: Araguaia, Araguaia River, Araguaya, Araguaya River. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 r latin small letter r U+0072 u latin small letter u U+0075 v latin small letter v U+0076