noun
- Plural of glyptodont; large, extinct, armored mammals from South America related to modern armadillos, with a hard shell-like carapace.
Usage: paleontology; plural form
Examples
- Glyptodonts roamed South America during the Pleistocene epoch.
- These glyptodonts were as large as modern cars and weighed up to two tons.
- Scientists discovered glyptodont fossils in Argentina that revealed details about their armor.
- Unlike armadillos, glyptodonts had a fixed carapace that could not roll up.
- The extinction of glyptodonts occurred thousands of years ago.