Definition of phosphorescent in English:

phosphorescent

adjective

  • See phosphorescence

    • ‘Many diamonds are fluorescent and phosphorescent under ultraviolet radiation.’
    • ‘Of course, the use of electrons, photons, phosphorescent light and fluorescence microscopy largely remain a mystery to me, but not because their capacity for imaging is itself mysterious.’
    • ‘All barites that fluoresce are phosphorescent for variable lengths of time after extended ultraviolet radiation exposure.’
    • ‘Becquerel in Paris wondered whether naturally fluorescent or phosphorescent substances might also emit X-rays.’
    • ‘Everything, the real walls, the maze walls, and the floors, are painted with phosphorescent paint and black lights are mounted in the ceiling.’

Pronunciation

phosphorescent

/ˌfɒsfəˈrɛs(ə)nt/