gamma meter
noun [ C ] uk/ˈɡæm.ə ˌmiː.tər/ us/ˈɡæm.ə ˌmiː.t̬ɚ/
伽玛仪
a small electronic device that can be held in the hand, for measuring the level of gamma radiation (= a type of radiation with a very short wavelength that passes through most solid objects) in the environment, on equipment, etc.
She passed a gamma meter over the suit. 她从西服上方递过来一个伽玛仪。
Compare: gamma counter
- More examples
- Some types of building material can emit significant radiation, which is best assessed using a gamma meter.
- Are these portable gamma meters any good?
- The SI unit for the readout on a gamma meter is the sievert.