The shooting forth of anything from a point or surface, like diverging rays of light. / The process of radiating waves or particles. / The transfer of energy via radiation. / Radioactive energy.

plural of radiation

Of or pertaining to radiation

To extend, send or spread out from a center like radii. / (transitive) To emit rays or waves. / (intransitive) To come out or proceed in rays or waves. / (transitive) To illuminate.

Radiating from a center; having rays or parts diverging from a center; radiated. / Surrounded by rays, such as the head of a saint in a religious picture.

(zoology) One of the Radiata.

Anything which radiates or emits rays. / (automotive) A device that lowers engine coolant temperature by conducting heat to the air, through metal fins.

present participle of radiate

plural of radiator

simple past tense and past participle of radiate