cellular telephone Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. a handheld mobile radiotelephone for use in an area divided into small sections each with its own shortrange transmitterreceiver Example Sentence My dad uses his cellular telephone for business. Synonyms cellular phone; cellphone; cell; mobile phone Antonyms letter Hear It! Say It! Write It! cellular telephone Switch to cursive Start Share with your friends: