- 1[transitive, intransitive] radiate (something) radiate (from somebody) if a person radiates a particular quality or emotion, or if it radiates from them, people can see it very clearly He radiated self-confidence and optimism.
- 2 [intransitive, transitive] radiate (from something) radiate (something) if something radiates heat, light, or energy, or if heat, etc. radiates from it, the heat is sent out in all directions synonym give (something) off Heat radiates from the stove.
- 3[intransitive] + adv./prep. (of lines, etc.) to spread out in all directions from a central point Five roads radiate from the square. The pain started in my stomach and radiated all over my body.
NAmE//ˈreɪdiˌeɪt//Verb Forms present simple I / you / we / they radiate
he / she / it radiates
past simple radiated
-ing form radiating