To rate a 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]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • To rate a chronometer — Rate Rate, v. t. [imp. & p. p. {Rated}; p. pr. & vb. n. {Rating}.] 1. To set a certain estimate on; to value at a certain price or degree. [1913 Webster] To rate a man by the nature of his companions is a rule frequent indeed, but not infallible …   The Collaborative International Dictionary of English

  • 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 …   The Collaborative International Dictionary of English

  • Rate — Rate, v. t. [imp. & p. p. {Rated}; p. pr. & vb. n. {Rating}.] 1. To set a certain estimate on; to value at a certain price or degree. [1913 Webster] To rate a man by the nature of his companions is a rule frequent indeed, but not infallible.… …   The Collaborative International Dictionary of English

  • Box 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… …   The Collaborative International Dictionary of English

  • Pocket 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… …   The Collaborative International Dictionary of English

  • Marine chronometer — Breguet twin barrel box chronometer. Classification Clock Industry Transportation …   Wikipedia

  • Rated — Rate Rate, v. t. [imp. & p. p. {Rated}; p. pr. & vb. n. {Rating}.] 1. To set a certain estimate on; to value at a certain price or degree. [1913 Webster] To rate a man by the nature of his companions is a rule frequent indeed, but not infallible …   The Collaborative International Dictionary of English

  • Rating — Rate Rate, v. t. [imp. & p. p. {Rated}; p. pr. & vb. n. {Rating}.] 1. To set a certain estimate on; to value at a certain price or degree. [1913 Webster] To rate a man by the nature of his companions is a rule frequent indeed, but not infallible …   The Collaborative International Dictionary of English

  • History of timekeeping devices — For thousands of years, devices have been used to measure and keep track of time. The current sexagesimal system of time measurement dates to approximately 2000 BC, in Sumer. The Ancient Egyptians divided the day into two 12 hour periods, and… …   Wikipedia

  • Longitude — For Dava Sobel s book about John Harrison, see Longitude (book). For the adaptation of Sobel s book, see Longitude (TV series). Map of Earth Longitude (λ) Lines of longitude appear vertical with varying curvature in this projection, but are… …   Wikipedia

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