noun
- plural of apatosaurus; large, long-necked, herbivorous dinosaurs from the Jurassic period
Usage: paleontology; commonly called brachiosaurus in older texts, though now recognized as a distinct genus
Examples
- Apatosauruses were among the largest land animals ever to exist.
- The museum's fossil collection includes several apatosaurus skeletons.
- Apatosauruses could reach lengths of up to 75 feet.
- These apatosauruses roamed North America during the Late Jurassic period.
- Scientists study apatosaurus remains to understand how giant dinosaurs moved and fed.