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)
 

Electrograph \E*lec"tro*graph\, n. [Pref. electro + -graph.]

1. An apparatus, controlled by electric devices, used to trace designs for etching.

2. An instrument for the reproduction at a distance of pictures, maps, etc., by means of electricity.

3. An image made by the R["o]ntgen rays; a sciagraph.

4. A cinematograph using the arc light.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Electrograph \E*lec"tro*graph\, n. [Electro- + -graph.]

A mark, record, or tracing, made by the action of electricity.

Source: Webster's Revised Unabridged Dictionary (1913)