- 1irradiate something (technology) to treat food with gamma radiation in order to preserve it
- 2irradiate something (with something) (literary) to make something look brighter and happier faces irradiated with joy
irradiate
verbNAmE//ɪˈreɪdiˌeɪt//
Verb Forms present simple I / you / we / they irradiate he / she / it irradiates
past simple irradiated
-ing form irradiating
NAmE//ɪˌreɪdiˈeɪʃn//
noun [uncountable]See irradiate in the Oxford Advanced Learner's DictionaryCheck pronunciation: irradiate