Meaning & use
Ratemeter
Last updated
An instrument that measures and displays the rate at which events occur, such as radioactive counts or pulses per second.
See it in a sentence
The technician watched the ratemeter climb as she moved the Geiger counter closer to the sample.
Nuclear plants rely on a ratemeter to continuously monitor radiation levels in real time.
A note on using this word
Ratemeters are especially common in radiation detection equipment, where they convert a stream of individual particle counts into a smooth, readable rate.
Words with a similar meaning
rate gauge
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