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Definition

phosphorescent adjective

/ˌfɒs.fərˈes.ənt/US pronunciation symbol/ˌfɑːs.fəˈres-/ adj specialized
giving off light after radiation has hit it

phosphorescence

noun

/ˌfɒs.fərˈes.ənt s/US pronunciation symbol/ˌfɑːs.fəˈres-/ n [U]

(Definition of phosphorescent adjective from the Cambridge Advanced Learner's Dictionary)
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