Chron"o*graph (?), n. [Gr. time + -graph: cf. F. chronographe.]
1.
An instrument for measuring or recording intervals of time, upon a revolving drum or strip of paper moved by clockwork. The action of the stylus or pen is controlled by electricity.
2.
Same as Chronogram, 1.
[R.]
3.
A chronoscope.
© Webster 1913.