Geiger-Mueller counter


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Related to Geiger-Mueller counter: Geiger-Müller counter, scintillation counter, Control rods

Gei·ger-Muel·ler coun·ter

(gī'ger-mil'er kown'tĕr)
An instrument used to detect and monitor radiation. Typically used to locate radioactive sources. (Mueller is a variant spelling for Müller.)