noun. measuring instrument that detects electric charge; two gold leaves diverge owing to repulsion of charges with like sign.
- measuring device
- measuring system
- -scope (English)
- σκοπέω (Ancient Greek (to 1453))
- electro- (English)
Example sentences of the word electroscope
1. Noun, singular or mass
When the electroscope detects a charge, the small flaps at the bottom of the jar will spread apart.