n. 1 the process of irradiating. 2 shining, illumination. 3 the apparent extension of the edges of an illuminated object seen against a dark background.
[ F irradiation or LL irradiatio (as IRRADIATE) ]
IRRADIATION
Meaning of IRRADIATION in English
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012