noun Physics.

a phosphor capable of producing scintillations.

Origin of scintillator

First recorded in 1870–75; scintillate + -or2 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for scintillator

Historical Examples of scintillator

  • Over three hundred scintillator effects were worked out and this feature of fireless fireworks was widely varied.

    Artificial Light

    M. Luckiesh

British Dictionary definitions for scintillator



physics a phosphor that produces scintillations
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

scintillator in Medicine




A substance that glows when hit by high-energy particles or photons.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.