Definition of fluorescence
: luminescence that is caused by the absorption of radiation at one wavelength followed by nearly immediate reradiation usually at a different wavelength and that ceases almost at once when the incident radiation stops; also : the radiation emitted — compare phosphorescence
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Examples of fluorescence in a Sentence
studied the fluorescence of certain elements
Recent Examples of fluorescence from the Web
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A detector keeps close watch over the procession, looking for blips of fluorescence at the tag’s particular wavelength.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fluorescence'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of fluorescence
fluorspar + opalescence
First Known Use: 1852
Medical Dictionary
fluorescence
playMedical Definition of fluorescence
: luminescence that is caused by the absorption of radiation at one wavelength followed by nearly immediate reradiation usually at a different wavelength and that ceases almost immediately when the incident radiation stops; also : the radiation emitted
fluorescently
adverbLearn More about fluorescence
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Thesaurus: All synonyms and antonyms for fluorescence Spanish Central: Translation of fluorescence Nglish: Translation of fluorescence for Spanish speakers Britannica.com: Encyclopedia article about fluorescence
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