chronograph
noun
- watch that is used as a stopwatch combined with a display watch
Wiktionary
Pronunciation: /ˈkɹɒ.nə.ɡɹɑːf/ / /ˈkɹəʊ-/ / /-ɡɹæf/
noun
Etymology: From Ancient Greek χρονογράφος (khronográphos, “chronicler”). Equivalent to chrono- + -graph.
- A chronogram.
- A device which marks or records time or time intervals.
- A combination of a watch and a stopwatch.
“Along this critical length Sir Nigel [Gresley], completely unmoved and in a very cheerful humour, came into my compartment and sat down next to me, with the immense chronograph in his hand that he had had made specially for speed recording; [...].”
verb
Etymology: From Ancient Greek χρονογράφος (khronográphos, “chronicler”). Equivalent to chrono- + -graph.
- To make an accurate measurement of the speed of a projectile.