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(), n.[Gr. time + -meter: cf. F. chronomtre.] 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. スポンサード リンク
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