intransitive verb radiated -·at′ed, radiating -·at′·ing

1. to send out rays of heat, light, etc.; be radiant
2. to come forth or spread out in rays heat radiating from a stove
3. to branch out in lines from a center highways radiating from a city

Etymology: < L radiatus, pp. of radiare, to radiate < radius, ray: see radius

transitive verb

1. to send out (heat, light, etc.) in rays
2. to give forth or spread (happiness, love, etc.) as if from a center

adjective

1. having rays or raylike parts; radial
2. Bot. having ray flowers or florets
3. Zool. having radial symmetry, as a jellyfish