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irradiate

play
verb ir·ra·di·ate \i-ˈrā-dē-ˌāt\

Simple Definition of irradiate

  • : to expose (someone or something) to radiation

Source: Merriam-Webster's Learner's Dictionary

Full Definition of irradiate

irradiated

irradiating

  1. transitive verb
  2. 1 a :  to cast rays of light upon :  illuminate b :  to enlighten intellectually or spiritually c :  to affect or treat by radiant energy (as heat); specifically :  to treat by irradiation

  3. 2 :  to emit like rays of light :  radiate <irradiating strength and comfort>

  4. intransitive verb
  5. archaic :  to emit rays :  shine

irradiative

play \-ˌā-tiv\ adjective

irradiator

play \-ˌā-tər\ noun

Examples of irradiate in a sentence

  1. The food was irradiated to kill any germs.

  2. <the light from a galaxy of flashing signs irradiates the heart and soul of Las Vegas>



Origin and Etymology of irradiate

Latin irradiatus, past participle of irradiare, from in- + radius ray


First Known Use: 1603


IRRADIATE Defined for Kids

irradiate

play
verb ir·ra·di·ate \i-ˈrā-dē-ˌāt\

Definition of irradiate for Students

irradiated

irradiating

  1. 1 :  to cast rays of light on

  2. 2 :  to treat by exposure to radiation (as X-rays)




Medical Dictionary

irradiate

play
transitive verb ir·ra·di·ate \ir-ˈād-ē-ˌāt\

Medical Definition of irradiate

irradiated

;

irradiating

  1. :  to affect or treat by radiant energy (as heat); specifically :  to treat by exposure to radiation (as ultraviolet light or gamma rays)





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