Uto-Aztecan language utoaz·te·can·language uncommon noun 1. a family of American Indian languages SynonymsUto-AztecanUto-Aztecan language Related words Broader terms Amerind Narrower terms ShoshoneanPimaAztecanNahuatlCahitaTatahumaraZapotec WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.