noun Download 🔗Share In scientific usage, any of the animals belonging to the clade Dinosauria, especially those that existed during the Triassic, Jurassic and Cretaceous periods and are now extinct. Examples : "The museum has a large dinosaur skeleton on display. " animal history geology biology science organism nature past period Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share In non-scientific usage, any non-avian dinosaur. Examples : "My little brother loves toy dinosaurs, especially the big T-Rex. " animal history science biology organism nature geology past Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share Any extinct reptile, not necessarily belonging to Dinosauria, that existed between about 230 million and 65 million years ago. Examples : "My little brother loves to play with toy dinosaurs, roaring and stomping them around the house. " animal history biology nature geology past Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share A person or organisation that is very old, has very old-fashioned views, or is not willing to change and adapt. Examples : "My grandfather is a dinosaur when it comes to technology; he still uses a rotary phone. " age character person attitude organization history Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share Anything no longer in common use or practice. Examples : "Using floppy disks for computer work is now a dinosaur. " history past Chat with AIVocabulary GamePractice Reading