natural language, tongue - a human written or spoken language used by a community; opposed to e.g. a computer language

Algonquian language, Algonquin, Algonquian - family of North American Indian languages spoken from Labrador to South Carolina and west to the Great Plains

Atakapan, Attacapa, Attacapan, Atakapa - a language spoken by the Atakapa people of the Gulf coast of Louisiana and Texas

Athabascan, Athapaskan language, Athabaskan, Athapascan, Athapaskan - a group of Amerindian languages (the name coined by an American anthropologist, Edward Sapir)

Muskhogean language, Muskogean language, Muskhogean, Muskogean - a family of North American Indian languages spoken in the southeastern United States

Na-Dene - a family of North American Indian languages

Mosan - a family of Amerindian languages spoken in Washington and British Columbia

Caddoan, Caddoan language, Caddo - a family of North American Indian languages spoken widely in the midwest by Caddo peoples

Iroquoian, Iroquoian language, Iroquois - a family of North American Indian languages spoken by the Iroquois peoples

Kechuan, Quechuan, Quechuan language, Quechua, Kechua - the language of the Quechua which was spoken by the Incas

Maracan language, Maraco - the language spoken by the Maraco people

Tupi-Guarani, Tupi-Guarani language - a family of South American Indian languages

Arawak, Arawakan - a family of South American Indian languages spoken in northeastern South America

Caribbean language, Carib - the family of languages spoken by the Carib people

Uto-Aztecan, Uto-Aztecan language - a family of American Indian languages

Mayan language, Mayan, Maya - a family of American Indian languages spoken by Mayan peoples

Siouan language, Siouan - a family of North American Indian languages spoken by the Sioux

Tanoan, Tanoan language - a family of North American Indian language spoken in southwestern United States

Hokan, Hoka - a family of Amerindian languages spoken in California

Penutian - a family of Amerindian language spoken in the great interior valley of California