radiating Get Printable Handwriting (ra-di-at-ing) 4 syllables Rhymes Learn It! Spelling Test Definition verb. 1 extend or spread outward from a center or focus or inward towards a center; 2 send out rays or waves Example Sentence The sun is radiating. Synonyms spread out; extend outward; broadcast Antonyms collect; gather Rhymes Four Syllable Rhymes (1) radiating Share with your friends: