Webster says:

¹in·can·des·centadj \-s^?nt\

Definition of INCANDESCENT

a : white, glowing, or luminous with intense heat b : strikingly bright, radiant, or clear c : marked by brilliance especially of expression <incandescent wit> d : characterized by glowing zeal : ardent <incandescent affection>

a : of, relating to, or being light produced by incandescence b : producing light by incandescence

— in·can·des·cent·ly adverb

Examples of INCANDESCENT

incandescent coals of our campfire>
incandescent with righteous anger over the treatment of the refugees>

Origin of INCANDESCENT

probably from French, from Latin incandescent-, incandescens, present participle of incandescere to become hot, from in- + candescere to become hot, from cand?re to glow — more at candid

First Known Use: 1794