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proportional counter
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noun Physics.
a radiation counter in which the strength of each electric pulse generated per count is proportional to the energy of the particle or photon producing the pulse, alpha particles producing a different electric pulse from beta rays.
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Origin of proportional counter
First recorded in 1935â40
Words nearby proportional counter
proponent, Propontis, proportion, proportionable, proportional, proportional counter, proportional font, proportionality, proportional limit, proportional representation, proportional spacing
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use proportional counter in a sentence
British Dictionary definitions for proportional counter
proportional counter
noun
an instrument for detecting and measuring the intensity of ionizing radiation. It is similar to a Geiger counter but operates at a lower potential difference such that the magnitude of the discharge is directly proportional to the number of gas molecules ionized by the detected particle. This may permit the identification of the particle or the determination of its energy
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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