GEIGER COUNTER


Meaning of GEIGER COUNTER in English

noun Etymology: Hans Geiger died 1945 German physicist Date: 1924 an instrument for detecting the presence and intensity of radiations (as cosmic rays or particles from a radioactive substance) by means of their ionizing effect on an enclosed gas which results in a pulse that is amplified and fed to a device giving a visible or audible indication

Merriam Webster. Explanatory English dictionary Merriam Webster.      Толковый словарь английского языка Мерриам-Уэбстер.