Home › Words › E › epipolismepipolismepipolism means fluorescence.EtymologyFrom Ancient Greek ἐπιπολή (epipolḗ, “surface”) (from τέλλω (téllō, “rise”)) + -ism.nounfluorescencee.g.“You then examined it for epipolism or fluorescence , and you pronounced the opinion that it possessed this property only in a minor degree” — 1857, Chemical Gazette:Definitions & examples from Wiktionary (CC BY-SA 3.0).