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1. A substance that exhibits phosphorescence.
2. The phosphorescent coating inside the screen of a cathode-ray tube.
[Latin Phōsphorus, the morning star; see phosphorus.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(General Physics) a substance, such as the coating on a cathode-ray tube, capable of emitting light when irradiated with particles or electromagnetic radiation
[C17: from French, ultimately from Greek phōsphoros phosphorus]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
phos•phor(ˈfɒs fər, -fɔr)
a substance that exhibits luminescence when struck by light of certain wavelengths, as by ultraviolet.
[1625–35; < French phosphore < Latin Phōsphorus < Greek Phōsphóros light-bringing, the morning star =phôs light + -phoros bringing]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
A substance that can emit light after absorbing some form of radiation. The insides of television screens and fluorescent lamp tubes are coated with phosphors. See Note at cathode-ray tube.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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|Noun||1.||phosphor - a synthetic substance that is fluorescent or phosphorescent; used to coat the screens of cathode ray tubes|
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
n → Phosphor m
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007