D defs.my
Entry 3 senses Webster, 1913

Chronograph

· Chron·o·graph · IPA /ˈkɹɑ.nəˌɡɹæf/
01 n. An instrument for measuring or recording intervals of time, upon a revolving drum or strip of paper moved by clockwork. The action of the s…
  1. 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. 2.
    Same as Chronogram, 1.[R.] See: Chronogram
  3. 3.
    A chronoscope.