Pronunciation: (zō"u-prak'su-skōp"), [key]
—n. Motion Pictures.
an early type of motion-picture projector, designed by Eadweard Muybridge, in which the images were drawings or photographs placed along the rim of a circular glass plate, the shutter was a rotating opaque disk with radial slots, and a limelight source was used.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.