speedometer

An instrument located within the dashboard of a vehicle that measures and indicates the current speed of the vehicle.

Noun

  1. An instrument located within the dashboard of a vehicle that measures and indicates the current speed of the vehicle.
    • Although it might be thought that drivers would naturally refer constantly to the speedometer, older drivers who come to diesel driving after years of steam experience without the help of speedometers, as well as those...
    • But even Apple, the company that cast aside tradition when it reinvented phones, music players and headphones, bows to convention when it comes to speedometers. It displayed a classically-styled speedometer that reached...

    Synonyms: speedo velocimeter

    Hypernyms: instrument gauge

    Coordinate Terms: tachometer tachograph tach tacho

  2. Such a device incorporating an odometer.

Origin

From speed + -o- + -meter; by surface analysis, speed + -ometer.

Forms

speedometers speedometre

Related

speeder speeding speed limit