Megalosaurus Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. meat eating dinosaur of great size Example Sentence The Megalosaurus weighed about one ton and was 30 feet long. Synonyms carnivore; predator; hunter Antonyms herbivore Hear It! Say It! Write It! Megalosaurus Switch to cursive Start Share with your friends: