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irradiate verb [ ɪˈreɪdɪeɪt ]

• expose (someone or something) to radiation.
Similar: treat with radiation, expose to radiation, X-ray,
• illuminate (something) by or as if by shining light on it.
• "happiness filled her, irradiating her whole face"
Similar: illuminate, light up, light, brighten, cast light upon, throw light on, shine on, flood with light, illumine,
Origin: 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’).


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