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

The standard speedometer was replaced with a 250 kph (155 mph) unit. — Howard Walker, Robb Report, 10 Aug. 2026

This confusion is a big reason why the once-obscure argument over the best inflation speedometer is heating up. — Brandy Hadley, Fortune, 31 July 2026

The electronics stay mostly out of sight, leaving a five-inch analog-style speedometer and compact digital display rather than a large touring-bike screen. — Josh Max, Forbes.com, 27 July 2026

There’s a small digital gauge cluster showing a speedometer, a battery gauge with a range estimate, and a display for the rearview camera. — Eric Brandt, AJC.com, 10 July 2026

Word History

Etymology

speed entry 1 + -o- + -meter

First Known Use

1903, in the meaning defined at sense 1

Rhymes for speedometer

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

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