desert mesa definition
A mesa (Portuguese and Spanish for table) is the American English term for tableland, an elevated area of land with a flat top and sides that are usually steep cliffs.ucumcari Mountain is a mesa outside of Tucumcari, New Mexico. A mesa (Portuguese and Spanish for table) is the American English term for tableland, an elevated area of land with a flat top and sides that are usually steep cliffs. It takes its name from its characteristic table-top shape.