Definition of Irradiation

  • (n.) Act of irradiating, or state of being irradiated.
  • (n.) Illumination; irradiance; brilliancy.
  • (n.) Fig.: Mental light or illumination.
  • (n.) The apparent enlargement of a bright object seen upon a dark ground, due to the fact that the portions of the retina around the image are stimulated by the intense light; as when a dark spot on a white ground appears smaller, or a white spot on a dark ground larger, than it really is, esp. when a little out of focus.

Antonyms of Irradiation


No Antonyms Found.

Homophones of Irradiation


No Antonyms Found.



Common English words

A list of the most frequently used words in the English languge.

Longest English Words

Longest words in the Oxford Dictionary.