electroscope

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electroscope

 [e-lek´tro-skōp]
an instrument for measuring radiation intensity.

e·lec·tro·scope

(ē-lek'trō-skōp),
An instrument for the detection of electrical charges or ionization of gas by beta or x-rays; consists of two strips of gold leaf suspended from an insulated conductor and enclosed in an airtight container viewed with a low-power microscope.
[electro- + G. skopeō, to examine]

electroscope

/elec·tro·scope/ (e-lek´tro-skōp) an instrument for measuring radiation intensity.

electroscope

an instrument for measuring radiation intensity which really measures the electrical charge.