Irradiate | Webster's Dictionary (1865)

Ir-rā'di-āte, v. t.

verbtransitive

(77), v. t. [imp. & p. p. IRRADIATED; p. pr. & vb. n. IRRADIATING.] [Lat. irradiare, irradiatum, from prefix ir, for in, and radiare, to shine, radiate, from radius, beam, ray; It. irradiare, Sp. irradiar, Fr. irradier.]

To cast a bright light upon; to illuminate; to brighten; to make splendid; to adorn with luster.
To enlighten intellectually; to illuminate; as, to irradiate the mind.
To animate by heat or light.
To decorate with shining ornaments.

Ir-rā'di-āte, v. i.

verbintransitive

To emit rays; to shine.

Ir-rā'di-ate, a.

adjective

a. [Lat. irradiatus, p. p. of irradiare. See supra.] Adorned with brightness, or with any thing shining.