Found 2 items, similar to chronometer.
English → English (WordNet) Definition: chronometer chronometer n : an accurate clock (especially used in navigation)
English → English (gcide) Definition: Chronometer Chronometer \Chro*nom"e*ter\, n. [Gr. ? time + -meter: cf. F. chronom[`e]tre.] 1. An instrument for measuring time; a timekeeper. [1913 Webster] 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. [1913 Webster] 3. (Mus.) A metronome. [1913 Webster] Box chronometer. See under Box. Pocket chronometer, a chronometer in the form of a large watch. To rate a chronometer. See Rate, v. t. [1913 Webster]