speedometer

noun

speed·​om·​e·​ter spi-ˈdä-mə-tər 

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

That means your maps, music, messages, speedometer, tachometer, and even tire pressure all live in one seamless interface. —Paul Lamkin, Forbes.com, 16 May 2025

The dials are matched to the car's rev counter and speedometer. —New Atlas, 28 Apr. 2025

Due to an aging flex-foil cable, a software error may appear in affected cars and cause the instrument panel display to fail, resulting in drivers losing access to important features like the speedometer, warning lights, speed and gear indicators, mileage, and more. —Mary Walrath-Holdridge, USA Today, 9 Apr. 2025

Ever since the automotive speedometer debuted early last century, motorists have been driven to see higher numbers on the gauge. —Viju Mathew, Robb Report, 13 Apr. 2025

Word History

Etymology

speed entry 1 + -o- + -meter

First Known Use

1903, in the meaning defined at sense 1

Rhymes for speedometer

• barometer
• bolometer
• chronometer
• geometer
• hydrometer
• hygrometer
• kilometer
• micrometer
• odometer
• photometer
• psychrometer
• pycnometer

Kids Definition

speedometer

noun

speed·​om·​e·​ter spi-ˈdäm-ət-ər 

1

: an instrument that measures speed

2

: an instrument that both measures speed and records distance traveled