irradiate Definition

irradiate
verb irradiated, irradiating

1. medicine.
To expose (a part of the body) to irradiation (sense 1).
2. To preserve food by exposing it to irradiation (sense 3).
3. To shed light on something; to light up.

Thesaurus: brighten, lighten, illuminate, reflect, illumine.
4. To make bright or clear intellectually or spiritually.

Etymology: 17c: from Latin irradiare, irradiatum to shine forth.