Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An instrument attached to a locomotive for recording its speed and the number and duration of its stops.

from the GNU version of the Collaborative International Dictionary of English

  • n. An instrument attached to a locomotive for recording its speed and the number and duration of its stops.

from The Century Dictionary and Cyclopedia

  • n. An apparatus for measuring and recording the rate of speed of a railway locomotive at any moment, and the time of arrival at and departure from each station.

Etymologies

Ancient Greek (Wiktionary)

Examples

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