Definition of irradiate

• v. t. - To throw rays of light upon; to illuminate; to brighten; to adorn with luster.
• v. t. - To enlighten intellectually; to illuminate; as, to irradiate the mind.
• v. t. - To animate by heat or light.
• v. t. - To radiate, shed, or diffuse.
• v. i. - To emit rays; to shine.
• a. - Illuminated; irradiated.