| Front | noun a fossil warm-blooded flying reptile of the Jurassic and Cretaceous periods, with membranous wings supported by a greatly lengthened fourth finger, and probably covered with fur. |
|---|---|
| Back | pterosaur |
Learn with these flashcards. Click next, previous, or up to navigate to more flashcards for this subject.
Next card: Fair adjective sound judgement moderate reasonable
Previous card: Antibiotic blue penicillin noun group produced naturally moulds
Up to card list: Most common TOEFL words