E*lec"tro*scope (?), n. [Electro- + -scope: cf. F. 'electroscope.] Physics
An instrument for detecting the presence of electricity, or changes in the electric state of bodies, or the species of electricity present, as by means of pith balls, and the like.
Condensing electroscope Physics, a form of electroscope in which an increase of sensibility is obtained by the use of a condenser.
© Webster 1913.