Word Study
tachyscope
CIDE DICTIONARY
tachyscope, n. [Gr. tachy`s quick + -scope.].
An early form of animated-picture machine, devised in 1889 by Otto AnschÜtz of Berlin , in which the chronophotographs were mounted upon the periphery of a rotating wheel. [Webster 1913 Suppl.]
For further exploring for "tachyscope" in Webster Dictionary Online