|1.||[ noun ] (physics) the amount of electromagnetic radiation leaving or arriving at a point on a surface|
|Related terms:||light aureole|
|2.||[ noun ] the quality of being bright and sending out rays of light|
|Synonyms:||shine effulgence refulgence refulgency radiancy|
|Related terms:||brightness gleam polish shininess radiate shine emit_light|
|3.||[ noun ] (medicine) an attractive combination of good health and happiness|
"the radiance of her countenance"
|Related terms:||happiness good_health|