electroscope

About 0.10 uses per million words.

Meaning

1. noun a simple device that detects the presence of an electric charge by the mutual repulsion of metal foils or pith balls

Similar words

electrophorus electrophore dielectrophoresis electrorepulsion electrosensibility electrobalance electromigration electromagnet electrovibration faraday cup

Often followed by

is and by to was will with in or

Word family

electroscopes