tortoises Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition plural noun. slow-moving reptiles with a shell. they live on land and eat plants. Example Sentence The tortoises walked slowly across the field. More Example Sentences Some tortoises eat grass and leaves. Synonyms turtles; chelonians; reptiles Antonyms hares; rabbits Hear It! Say It! Write It! tortoises Switch to cursive Start Share with your friends: