DictionaryRoot: radiare
Latin
radiare
send out rays or shine
Forms
- radiare
- radiat- — The form used for completed action.
Origin
Formed from Latin radius, “ray or spoke.”
Note
Spreading outward from a center connects light with other kinds of emission.
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noun
irradiation
ih-ray-dee-AY-shuhn/ɪˌreɪdiˈeɪʃn/
The spreading of radiant energy onto or through something.
Etymology
Irradiation names the process of beaming upon something, originally with light. Its extension to X-rays and other radiation supplies the sense of exposure used in medical treatment and food sterilization.