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chronograph|ˈkrɒnəgrɑːf, -græf|
[f. Gr. χρονο-γράϕος recording time, f. χρόνο-ς time + γράϕ-ειν to write.]
†1. = chronogram. Obs.
1662J. Chandler Van Helmont's Oriat. 103 D. Streithagen Cannon of Hemsberg, in his Germane Flourish, hath writ down a Chronograph, or Verse of the time of this Earthly trembling. 1847in Craig.
2. An instrument for recording time with extreme exactness; also, a watch or clock to which various mechanical devices are attached for the same purpose. It is used in astronomical and other observations, in the timing of races, etc.
1868Lockyer Elem. Astron. 271 The transits at station A are recorded on the chronograph at stations A and B. 1884F. J. Britten Watch & Clockm. 51 The term Chronograph is now generally applied to those watches that have a centre seconds hand..which may be started, stopped, and caused to fly back to zero by pressing either the pendant or a knob at the side of it. 1889Callendar Cursive Shorthand Introd. An electric chronograph capable of recording automatically to the hundredth part of a second the time taken to form any portion of any stroke.
attrib.1884F. J. Britten Watch & Clockm. 51 The Chronograph hand generally beats fifths of seconds. 1886York Herald 11 Aug. 2/3 Repeating and Chronograph Watches. |