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/kɹəˈnɒm.ə.tə(ɹ)/ · noun
A device for measuring time, particularly a precision mechanism for measuring time of day..
A wristwatch costs $20; a chronometer costs $20,000.
The balances of all moveable time-keepers, the chronometer excepted, are prevented from vibrating beyond the proper arc by what is called bankings. The inferior escapements are very easily banked; a pin fixed in the balance, coming in contact with one or two studs, is sufficient for that purpose. […]
The stock-in-trade of this old gentleman comprised chronometers, barometers, telescopes, compasses, charts, maps, sextants, quadrants, and specimens of every kind of instrument used in the working of a ship's course, or the keeping of a ship's reckoning, or the prosecuting of a ship's discoveries.
The sailors sail by chronometers that do not lose two or three seconds in a year, ever since [Isaac] Newton explained to Parliament that the way to improve navigation was to get good watches, and to offer public premiums for a better time-keeper than any then in use.
Use chronometer when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Chronometer means A device for measuring time, particularly a precision mechanism for measuring time of day..
Common synonyms include timepiece, time standard.
The opposite depends on the specific sense.
A wristwatch costs $20; a chronometer costs $20,000.
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