Splendour is a related term of incandescence.
As nouns the difference between splendour and incandescence
is that splendour is while incandescence is (physics) the emission of visible light by a hot body.
splendour
English
Noun
(-)
Usage notes
The standard spelling in modern British English is splendour', with ' splendor being the American and dated British spelling.
incandescence
English
Noun
(
wikipedia incandescence)
(
en-noun)
(physics) the emission of visible light by a hot body
the light so emitted
(by extension) great emotion, especially anger