—n. 1. a member of an American Indian people living in the Mexican state of Oaxaca.
2. the Oto-Manguean language of the Zapotecs, consisting of a number of highly divergent dialects.
—adj. Archaeol.of or pertaining to a Mesoamerican Indian civilization of the Oaxaca region of Mexico c600b.c.toa.d.1000, characterized by a bar-and-dot system of enumeration, a calendar of Mayan derivation, ball courts, and underground frescoed tombs.