cricetid Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. any of a family Cricetidae of rodents; including the gerbils and hamsters and field mice and deer mice and voles and lemmings and muskrats Example Sentence The hamster is an example of a cricetid that is kept as a pet. Synonyms rodent; gerbil; hamster; field mice Antonyms cat Hear It! Say It! Write It! cricetid Switch to cursive Start Share with your friends: