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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verb
irradiate
ih-RAY-dee-ayt/ɪˈreɪdieɪt/
To direct radiant energy through or over something.
Etymology
The pieces express shining or beaming upon something. Originally used for casting light on an object, irradiate later extended to exposing it to other radiation, initially X-rays.