n. [ Cf. F. phosphorescence. ] 1. The quality or state of being phosphorescent. [ 1913 Webster ]
2. The process of phosphorescing, especially that of emitting light after a source of excitation has been removed. This contrasts with the process of fluorescence, in which a substance emits light of a lower wavelength than the illuminating light, only while the illumination continues. [ PJC ]
3. Light emitted by the process of phosphorescence. [ 1913 Webster ]
[guǐ huǒ, ㄍㄨㄟˇ ㄏㄨㄛˇ, 鬼火] will-o'-the-wisp (mysterious lights due to phosphorescence from natural calcium phosphate 磷化鈣|磷化钙 CaPO3, or more probably caused by restless souls or demons feasting on corpses); Jack-o'-lantern #50,379[Add to Longdo]
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