noun Etymology: Greek spintharis spark + English -scope Date: 1903 an instrument for visual detection of alpha particles that consists of a fluorescent screen and a magnifying lens system
SPINTHARISCOPE
Meaning of SPINTHARISCOPE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012