Ma'anar ƙamus na irradiation shine tsarin fallasa wani abu ga radiation, ko yanayin da ake haskakawa. Hakanan yana iya yin nuni ga fitowar radiation daga tushe ko watsawar radiation a wurare daban-daban. A cikin yanayin sarrafa abinci, iskar gas yana nufin tsarin bayyanar da abinci ga radiation ionizing don kashe kwayoyin cuta da sauran kwayoyin cuta, wanda zai iya taimakawa wajen tsawaita rayuwar abinci.