English Lexicon

Irradiation

/ɪˌreɪ.diˈeɪ.ʃən/
nounCEFR B2 (Upper)Top #15000 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    The process of exposing something to radiation.

    "The irradiation of food can help eliminate harmful bacteria."
  2. 2

    The act of radiating or the state of being radiated.

    "The irradiation of the area was necessary for the experiment."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The term 'irradiation' originates from the Latin root 'irradiatio', which means 'to shine upon'. It evolved through Middle French before entering English in the late 19th century, primarily in scientific contexts related to radiation and its effects.

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