phosphor
a substance, such as the coating on a cathode-ray tube, capable of emitting light when irradiated with particles or electromagnetic radiation
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
Phosphor
The internal coating of fluorescent bulbs, which glows when bombarded with electromagnetic radiation.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved
phosphor
[′fäs·fər] McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
phosphor
A substance capable of luminescence, such as a fluorescent powder which absorbs ultraviolet power and reemits it as visible light; used to coat the inside of various electric-discharge lamps.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
phosphor
A rare earth material used to coat the inside face of a CRT and plasma TV screen. When struck by an electron beam, the phosphor emits a visible light for a few milliseconds. In color displays, red, green and blue phosphor dots are grouped as a cluster. See CRT, plasma display, screen burn and phosphorene.Copyright © 1981-2025 by The Computer Language Company Inc. All Rights reserved. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction is strictly prohibited without permission from the publisher.