1
: operated or adapted for operation at high speed
2
: relating to the production of short-exposure photographs of rapidly moving objects or events of short duration

Examples of high-speed 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.
Reims is about 90 minutes from Paris by car or under an hour by high-speed train. Rachel King, Forbes.com, 28 June 2025 When the court issued the 2004 decision, high-speed internet, social media and smartphones were all in their infancy. Maureen Groppe, USA Today, 28 June 2025 The other bill would extend CEQA exemptions to a host of other types of projects, including farmworker housing, high-speed rail stations, advanced manufacturing facilities and certain sewer systems. Ethan Varian, Mercury News, 28 June 2025 Key operational practices, like emergency preparedness and earthquake resilience protocols, are adapted from Chinese high-speed rail standards. Theo Burman, MSNBC Newsweek, 27 June 2025 See All Example Sentences for high-speed

Word History

First Known Use

1844, in the meaning defined at sense 1

Time Traveler
The first known use of high-speed was in 1844

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Cite this Entry

“High-speed.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/high-speed. Accessed 5 Jul. 2025.

Kids Definition

high-speed

adjective
-ˈspēd
: going or made for operation at high speed

More from Merriam-Webster on high-speed

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