1. plural of brachiosaurus; large sauropod dinosaurs with front legs longer than hind legs, allowing them to reach high vegetation
Usage: paleontology; often used in educational and popular contexts about dinosaurs

Examples

• Brachiosaurs were among the largest land animals ever to exist.
• The museum's fossil exhibit featured a complete skeleton of one of the brachiosaurs.
• Brachiosaurs used their long front legs to browse on tall trees.
• Scientists believe brachiosaurs could reach vegetation up to 40 feet high.
• Children were fascinated by the life-sized model of brachiosaurs in the dinosaur hall.