1595–1605; < Latin irradiātus, past participle of irradiāre to shine upon. See ir-1, radiate (Source: dictionary.com)
Late 16th century (in the sense ‘emit rays, shine upon’): from Latin irradiat- ‘shone upon’, from the verb irradiare, from in- ‘upon’ + radiare ‘to shine’ (from radius ‘ray’). (Source: lexico.com)
Definitions of Irradiate
verb (used with object)
- to shed rays of light upon; illuminate.
- to illumine intellectually or spiritually.
- to brighten as if with light.
- to radiate (light, illumination, etc.).
- to heat with radiant energy.
- to treat by exposure to radiation, as of ultraviolet light.
- to expose to radiation.
verb (used without object)
- Archaic. to emit rays; shine. to become radiant.
- irradiated; bright.
- (tr) physics to subject to or treat with light or other electromagnetic radiation or with beams of particles
- (tr) to expose (food) to electromagnetic radiation to kill bacteria and retard deterioration
- (tr) to make clear or bright intellectually or spiritually; illumine
- a less common word for radiate (def. 1)
- (intr) obsolete to become radiant
- To expose to radiation, as for diagnostic or therapeutic purposes.
- To treat with radiation.
- To apply radiation to a structure or organism.
- Expose (someone or something) to radiation.
- Illuminate (something) by or as if by shining light on it.
- : to affect or treat by radiant energy (such as heat)
- : to cast rays of light upon : illuminate
- : to enlighten intellectually or spiritually
- : to emit like rays of light : radiate irradiating strength and comfort
- : to emit rays : shine
Example sentences for Irradiate
- They exalted the unknown Disraeli out of sheer delight at his Byronic ability to irradiate everything with romance.
- The prophetical books will aid the student, and the Psalms will irradiate certain dark periods.
- Why should he not be proud of any member of the family who could irradiate the antique obscurity of the Chillingly race?
- Some of this power ought to irradiate from his eye and his voice whenever he crosses the threshold of a sick-room.
- Thus will the perfections of the Deity for ever blaze in the flames of perdition, and irradiate the temple of glory!
Related words & Synonyms
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