/moh'geuh yohn"/ , n.
1. an extensive plateau or mesa in central Arizona; the southwestern margin of the Colorado Plateau.
2. a mountain range in W New Mexico.
adj.
3. Archaeol. of or pertaining to an Amerindian culture of southeastern Arizona and southwestern New Mexico 100 B.C.-A.D. 1000, characterized by pit houses also used for burials and a distinctive black-on-white pottery decorated with human and animal figures.