Entry 2 senses Webster, 1913 Excandescence · Ex·can·des·cence · IPA /ˌɛkskænˈdɛsəns/ 01 n. A growing hot; a white or glowing heat; incandescence. 1. A growing hot; a white or glowing heat; incandescence.[R.] 2. Violent anger; a growing angry.[Obs.]