chron·o·scope \ˈ ̷ ̷ ̷ ̷+ˌskōp\noun (-s) Etymology:chron- + -scope : an instrument for the precise measurement of small time intervals (as by means of a falling rod, released pendulum, or an electronic device) • chron·o·scop·ic\| ̷ ̷ ̷ ̷|skäpik\adjective • chron·o·scop·i·cal·ly\-pə̇k(ə)lē\adverb