| a chattering or flighty, light-headed person. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| ankylosaurus (āng'kə-lō-sôr'əs) or ankylosaur (āng'kə-lō-sôr'əs) Pronunciation Key
A large, herbivorous dinosaur of the genus Ankylosaurus of the Cretaceous Period. Ankylosaurs had a squat, heavily armored body and a clubbed tail. |