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- Dictionaryflorescence/fləˈrɛsns/
noun
- 1. the process of flowering: "the Hieracia are erect throughout the process of florescence"
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noun
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Fluorescence is one of two kinds of emission of light by a substance that has absorbed light or other electromagnetic radiation. Fluorescence involves no change in electron spin multiplicity and generally it immediately follows absorption; phosphorescence involves spin change and is delayed. Thus fluorescent materials generally cease to glow nearly immediately when the radiation source stops, whil... Wikipedia