scintillation counter

noun
a device for detecting and measuring radioactivity, having a crystal scintillator, a photoelectric cell sensitive to the light from scintillations, and an amplifier.
Also called scintillometer [sin-tl-om-i-ter] .


Origin:
1945–50

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Collins
World English Dictionary
scintillation counter
 
n
an instrument for detecting and measuring the intensity of high-energy radiation. It consists of a phosphor with which particles collide producing flashes of light that are detected by a photomultiplier and converted into pulses of electric current that are counted by electronic equipment

scintillometer (ˌsɪntɪˈlɒmɪtə)
 
n
physics a device for observing ionizing radiation by the scintillations it produces in a suitable material

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American Heritage
Medical Dictionary

scintillation counter n.
A device for detecting and counting scintillations produced by ionizing radiation. Also called scintillascope.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
Estimation of heat and momentum fluxes over complex terrain using a large aperture scintillometer.
However, these sample records do include a scintillometer measurement of the local gamma-ray activity at that sample site.
Field scintillometer and gamma spectrometer readings.
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