Definition of equivalent. 1  1 : equal in force, amount, or value; also : equal in area or volume but not superposable a square equivalent to a triangle. 2  2a : like in signification or importb : having logical equivalence equivalent statements. 3  3 : corresponding or virtually identical especially in effect or function.
The Aztecs were a Pre-Columbian Mesoamerican people of central Mexico in the 14th, 15th and 16th centuries.They called themselves Mexica (pronounced [meËÊikaÊ]).The Republic of Mexico and its capital, Mexico City, derive their names from the word Mexica. The capital of the Aztec empire was Tenochtitlan, built on a raised island in Lake Texcoco.hey called themselves Mexica (pronounced [meËÊikaÊ]). The Republic of Mexico and its capital, Mexico City, derive their names from the word Mexica. The capital of the Aztec empire was Tenochtitlan, built on a raised island in Lake Texcoco.
The Aztecs, who probably originated as a nomadic tribe in northern Mexico, arrived in Mesoamerica around the beginning of the 13th century. From their magnificent capital city, TenochtitlÃ¡n, the Aztecs emerged as the dominant force in central Mexico, developing an intricate social, political, religious and commercial organization that brought many of the region's city-states under their control by the 15th century.