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[foh-tuh-loo-muh-nes-uh ns] /ˌfoʊ təˌlu məˈnɛs əns/
noun, Physics.
luminescence induced by the absorption of infrared radiation, visible light, or ultraviolet radiation.
1885-90; photo- + luminescence
Related forms
photoluminescent, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for photoluminescence
  • Liquid crystals have long been known to be capable of photoluminescence--the ability to emit light when exposed to photons.
  • The quenching of photoluminescence by oxygen is a phenomenon that is frequently observed in many luminescent materials.
  • photoluminescence studies confirm that the minority carrier lifetime decreases due to moisture ingress.
British Dictionary definitions for photoluminescence


luminescence resulting from the absorption of light or infrared or ultraviolet radiation
Derived Forms
photoluminescent, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Encyclopedia Article for photoluminescence

emission of light from a substance as a result of absorption of electromagnetic radiation; such a substance is called a phosphor (q.v.), and the emitted light usually has a longer wavelength than the incident radiation.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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