Definitions

1. noun

relating to or characteristic of the Aetosaurs, a group of armored, herbivorous archosaurs of the Triassic period

“The discovery of aetosaurian footprints in the desert highlighted the importance of paleontological excavations.”

2. adjective

having characteristics similar to those of the Aetosaurs, such as armor plating or herbivorous diet

“The aetosaurian features on the newly discovered dinosaur skeleton amazed the scientists.”