| Term | Definition |
| class | people having the same social or economic status |
| warfare | the waging of armed conflict against an enemy |
| calpullis (kahl-POOH-yees) | a community of families that shared land, schools, and a temple |
| Aztec kings | ruled the empire and lived in luxury |
| Aztec nobles | served as important officials such as tax collecters and judges |
| Aztec priests | performed many important duties, such as keeping calenders |
| Aztec warriors | fought to conquer other peoples and capture victims for sacrifice |
| Aztec merchants | traded goods like food, clothing, and tools |
| Aztec artisans | made a variety of goods that people needed |
| Aztec farmers | most of the Aztecs were farmers who lived in simple huts |
| Aztec slaves | prisoners of war became slaves, they were forced to work or were sacrificed |
| Tenochitilan | capital city of the Aztecs |
| Huitzilopochtli | Aztec war god |
| Tlaloc | Aztec rain god |
| Chinampas | Aztec floating gardens |
| codex | another name for an ancient book |
| Quetzalcoatl | Aztec nature god, feathered serpent, his disappearance and promised return coincided with the arrival of Cortes |
| Ceremonial jewelry | the double-headed serphant was a popular piece of jewelry to be worn at ceremonies |
| Aztec oral tradition | stories passed down through generations of Aztec life |
| Mesoamericans | people who lived in present day Mexico, Guatemala, and Honduras |