Definitions for aztecan
Random House Webster's College Dictionary
a member of a Nahuatl-speaking ethnic group that ruled much of central and S Mexico prior to the Spanish conquest in 1521.
any Nahuatl-speaking Indian of the Valley of Mexico in the period prior to and immediately following the Spanish conquest.
(adj.)of or pertaining to the Aztecs or the culture of central Mexico during the period of Aztec dominance.
the Uto-Aztecan language spoken by the Aztec
Of, pertaining to, or characteristic the Aztecs or their culture