granivores Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. animals that eat primarily seeds or grain. Example Sentence Granivores, such as pigeons and sparrows, primarily feed on seeds. Synonyms seed-eater; grain-eater; frugivore Antonyms carnivore; herbivore Hear It! Say It! Write It! granivores Switch to cursive Start Share with your friends: