(1) Therapeutic exposure to sunlight
(2) Incident solar radiation
(3) Sudden prostration due to exposure to the sun or excessive heat
- The incident radiant energy emitted by the sun which reaches a unit horizontal area of the Earth's surface; the rate of delivery of such radiation
- The act or process to exposing to the rays of the sun for the purpose of drying or maturing, as fruits, drugs, etc., or of rendering acid, as vinegar.
- Exposure of a patient to the sun's rays; a sun bath.