noun🔗SharePhosphorescenceThe emission of light without any perceptible heat; the quality of being phosphorescent."The sticker on my daughter's ceiling had a soft phosphorescence that glowed faintly in the dark after the lights were turned off. "L'autocollant sur le plafond de ma fille avait une douce phosphorescence qui brillait faiblement dans le noir après que les lumières aient été éteintes.physicssubstanceenergyphenomenasciencechemistryChat with AIVocabulary GamePractice Reading