'Electroscope' definitions:
Definition of 'electroscope'
From: WordNet
noun
Measuring instrument that detects electric charge; two gold leaves diverge owing to repulsion of charges with like sign
Definition of 'Electroscope'
From: GCIDE
- Electroscope \E*lec"tro*scope\, n. [Electro- + -scope: cf. F. ['e]lectroscope.] (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. [1913 Webster]
- Condensing electroscope (Physics), a form of electroscope in which an increase of sensibility is obtained by the use of a condenser. [1913 Webster]
Definition of 'electroscope'
From: GCIDE
- Cinematograph \Cin`e*mat"o*graph\, n. [Gr. ?, ?, motion + -graph.]
- 1. an older name for a movie projector, a machine, combining magic lantern and kinetoscope features, for projecting on a screen a series of pictures, moved rapidly (25 to 50 frames per second) and intermittently before an objective lens, and producing by persistence of vision the illusion of continuous motion; a moving-picture projector; also, any of several other machines or devices producing moving pictorial effects. Other older names for the {movie projector} are animatograph, biograph, bioscope, electrograph, electroscope, kinematograph, kinetoscope, veriscope, vitagraph, vitascope, zoogyroscope, zoopraxiscope, etc.
- The cinematograph, invented by Edison in 1894, is the result of the introduction of the flexible film into photography in place of glass. --Encyc. Brit. [Webster 1913 Suppl.]
- 2. A camera for taking chronophotographs for exhibition by the instrument described above. [Webster 1913 Suppl.]