'Chronoscope' definitions:
Definition of 'chronoscope'
From: WordNet
noun
An instrument for accurate measurements of small intervals of time
Definition of 'Chronoscope'
From: GCIDE
- Chronoscope \Chron"o*scope\, n. [Gr. ? time + -scope.] An instrument for measuring minute intervals of time; used in determining the velocity of projectiles, the duration of short-lived luminous phenomena, etc. [1913 Webster]