Cinematograph \Cin`e*mat"o*graph\, n. [Gr. ?, ?, motion +
-graph.]
1. A machine, combining magic lantern and kinetoscope
features, for projecting on a screen a series of pictures,
moved rapidly (25 to 50 a second) and intermittently
before an objective lens, and producing by persistence of
vision the illusion of continuous motion; a moving-picture
machine; also, any of several other machines or devices
producing moving pictorial effects. Other common names for
the cinematograph are animatograph, biograph,
bioscope, electrograph, electroscope,
kinematograph, kinetoscope, veriscope, vitagraph,
vitascope, zo["o]gyroscope, zo["o]praxiscope, etc.
Source: Webster's Revised Unabridged Dictionary (1913)
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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.
Condensing electroscope (Physics), a form of electroscope
in which an increase of sensibility is obtained by the use
of a condenser.
Source: Webster's Revised Unabridged Dictionary (1913)
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