A valuable time-piece fitted with a compensation-balance, adjusted for the accurate measurement of time in all climates, and used by navigators for the determination of the longitude.
·noun A <<Metronome>>. II. Chronometer ·noun An instrument for measuring time; a timekeeper. III. ...
Webster's Dictionary of the English Language
The number of seconds or parts of seconds which it loses or gains per diem. (See rating.) ...
The Sailor's Word-Book
Is estimated by the difference between the time at the place, and the time indicated by chronometer....
To determine its daily gaining or losing rate on mean time. ...