What does irradiate mean?

Definitions for irradiateɪˈreɪ diˌeɪt; -ɪt, -ˌeɪt

Here are all the possible meanings and translations of the word irradiate.

Princeton's WordNet

  1. enlighten, irradiate(verb)

    give spiritual insight to; in religion

  2. irradiate(verb)

    cast rays of light upon

  3. irradiate, ray(verb)

    expose to radiation

    "irradiate food"


  1. Irradiate(v. t.)

    To expose to radiation of any kind, especially ionizing radiation; as, to sterilize food by irradiating it with gamma rays; one can cause mutations in bacteria by irradiating them with ultraviolet light.

  2. Origin: [L. irradiatus, p. p. of irradiate. See In- in, and Radiate.]


  1. irradiate(Verb)

    To throw rays of light upon; to illuminate; to brighten; to adorn with luster.

    Thy smile irradiates yon blue fields. --Sir W. Jones.

  2. irradiate(Verb)

    To enlighten intellectually; to illuminate; as, to irradiate the mind.

  3. irradiate(Verb)

    To animate by heat or light.

  4. irradiate(Verb)

    To radiate, shed, or diffuse.

    A splendid faade,... irradiating hospitality. --H. James.

  5. irradiate(Verb)

    To emit rays; to shine.

  6. irradiate(Verb)

    To treat (food) with ionizing radiation in order to destroy bacteria

  7. irradiate(Adjective)

    Illuminated; irradiated; made brilliant or splendid.

  8. Origin: From irradiatus

Webster Dictionary

  1. Irradiate(verb)

    to throw rays of light upon; to illuminate; to brighten; to adorn with luster

  2. Irradiate(verb)

    to enlighten intellectually; to illuminate; as, to irradiate the mind

  3. Irradiate(verb)

    to animate by heat or light

  4. Irradiate(verb)

    to radiate, shed, or diffuse

  5. Irradiate(verb)

    to emit rays; to shine

  6. Irradiate(adj)

    illuminated; irradiated

  7. Origin: [L. irradiatus, p. p.]

Chambers 20th Century Dictionary

  1. Irradiate

    ir-rā′di-āt, v.t. to dart rays of light upon or into: to adorn with lustre: to decorate with shining ornaments: to animate with light or heat: to illuminate the understanding.—v.i. to emit rays: to shine.—adj. adorned with rays of light or with lustre.—ns. Irrā′diance, Irrā′diancy, the throwing of rays of light on (any object): that which irradiates or is irradiated: beams of light emitted: splendour.—adj. Irrā′diant, irradiating or shedding beams of light.—n. Irradiā′tion, act of irradiating or emitting beams of light: that which is irradiated: brightness: intellectual light.—adj. Irrā′diātive.


  1. Chaldean Numerology

    The numerical value of irradiate in Chaldean Numerology is: 3

  2. Pythagorean Numerology

    The numerical value of irradiate in Pythagorean Numerology is: 4

Images & Illustrations of irradiate

  1. irradiateirradiateirradiate


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"irradiate." Definitions.net. STANDS4 LLC, 2018. Web. 20 Feb. 2018. <https://www.definitions.net/definition/irradiate>.

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