(1):
(v. t.) To enlighten intellectually; to illuminate; as, to irradiate the mind.
(2):
(v. t.) To animate by heat or light.
(3):
(v. t.) To radiate, shed, or diffuse.
(4):
(a.) Illuminated; irradiated.
(5):
(v. i.) To emit rays; to shine.
(6):
(v. t.) To throw rays of light upon; to illuminate; to brighten; to adorn with luster.