speedometer

noun

speed·​om·​e·​ter spi-ˈdä-mə-tər How to pronounce speedometer (audio)
1
: an instrument for indicating speed : tachometer
2
: an instrument for indicating distance traversed as well as speed of travel
also : odometer

Examples of speedometer in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The simple-looking 'speedometer' is actually a touchscreen that can show GPS and a variety of displays for speed, RPM, fuel, music, and more. William Roberson, Forbes.com, 29 Jan. 2026 The speedometer crept toward 100 kilometers per hour. Deni Ellis Béchard, Scientific American, 13 Jan. 2026 My car has a speedometer that goes up to 160 mph. Ticked Off, The Orlando Sentinel, 8 Jan. 2026 All the bikes in the W lineup feature the classic round headlamp, round analog speedometer instrument cluster, round mirrors, a teardrop tank, dual rear suspension, and peashooter exhaust pipes. New Atlas, 13 Dec. 2025 See All Example Sentences for speedometer

Word History

Etymology

speed entry 1 + -o- + -meter

First Known Use

1903, in the meaning defined at sense 1

Time Traveler
The first known use of speedometer was in 1903

Browse Nearby Words

Cite this Entry

“Speedometer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/speedometer. Accessed 9 Feb. 2026.

Kids Definition

speedometer

noun
speed·​om·​e·​ter spi-ˈdäm-ət-ər How to pronounce speedometer (audio)
1
: an instrument that measures speed
2
: an instrument that both measures speed and records distance traveled

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