Grade 6 carbohydrates Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. a compound made of carbon hydrogen and oxygen; it is formed by plants and is rich in energy Example Sentence The food we ate was rich in carbohydrates. Synonyms starch; sucrose; sugar Antonyms meat Hear It! Say It! Write It! carbohydrates Switch to cursive Start Share with your friends: