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An optical instrument for the precise measurement of very small time intervals.
chron′o·scop′ic (-skŏp′ĭk) adj.
(Horology) an instrument that registers small intervals of time on a dial, cathode-ray tube, etc
an instrument for accurate measurement of very short periods of time, as the time of trajectory of missiles.See also: Instruments, Time
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|Noun||1.||chronoscope - an instrument for accurate measurements of small intervals of time|
measuring device, measuring instrument, measuring system - instrument that shows the extent or amount or quantity or degree of something