chro·nom·e·ter /krəˈnɑmətɚ/
天文,航海用的精密時計,精密的時鐘
chro·nom·e·ter /krəˈnɑmətɚ/ 名詞
精密記時器,記時計
Chro·nom·e·ter n.
1. An instrument for measuring time; a timekeeper.
2. A portable timekeeper, with a heavy compensation balance, and usually beating half seconds; -- intended to keep time with great accuracy for use an astronomical observations, in determining longitude, etc.
3. Mus. A metronome.
Box chronometer. See under Box.
Pocket chronometer, a chronometer in the form of a large watch.
To rate a chronometer. See Rate, v. t.
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chronometer
n : an accurate clock (especially used in navigation)