HIGH-SPEED Synonyms: 63 Similar and Opposite Words

high-speed

adjective

Definition of high-speed

as in rapid

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Example Sentences

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Recent Examples of high-speed In Japan, for example, hundreds of millions of people a year ride their high-speed trains. — Chris Isidore, CNN Money, 4 Oct. 2026 Clark Street has become a relatively high-speed street between Polk and 16th Street. — Edward Keegan, Chicago Tribune, 4 Oct. 2026 If Jean Seberg went rummaging in Catherine Deneuve’s closet, then grabbed some ham sandwiches and a Lee Child thriller and hopped a high-speed train to Biarritz with a pit stop for a French 75 at La Colombe d’Or, this might be the result. — Vanessa Friedman, New York Times, 4 Oct. 2026 Virtually any sci-fi setting out there has some shape or form of racing; The Expanse has an entire high-speed racing league that helps set the backdrop for the franchise, and even the likes of Speed Racer skew heavily toward the fantastical. — Hayes Madsen, Space.com, 2 Oct. 2026 See All Example Sentences for high-speed

Recent Examples of Synonyms for high-speed

Adjective

Noonan's column also manifests the larger substantive concern, already being expressed by some of those involved in the rapid development of AI, that the new technology could escape human control and even threaten the existence of humankind.

— Arkansas Online, Arkansas Online, 5 Oct. 2026
Josemar Lauriano Pereira, a 46-year-old lawyer, said that the rapid availability of results helped combat fraud and uncertainty.

— ABC News, ABC News, 4 Oct. 2026

Definition of rapid

Adjective

Insider tip Bring (or rent) a car and use the speedy on-site valet which will whisk your vehicle in and out for adventures beyond the city center.

— Condé Nast, Condé Nast Traveler, 6 Oct. 2026
The Amazon Eero Max 7 is a mesh Wi-Fi system that covers up to 2,500 square feet of your home in super-speedy connection twice as fast as Wi-Fi 6.

— Kelsey Fogarty, PC Magazine, 2 Oct. 2026

Definition of speedy

Adjective

The backlash was swift, and pro-Israel groups fiercely criticized Macklemore, and he was later removed from the rest of Sheeran’s stadium tour.

— Charisma Madarang, Rolling Stone, 3 Oct. 2026
Thanks to the wonders of extraterrestrial medicine, Klaatu's recovery is remarkably swift.

— Richard Edwards, Space.com, 2 Oct. 2026

Definition of swift

Adjective

Her distinctive costumes, turbans, platform shoes and rapid-fire singing style became instantly recognizable trademarks and opened the doors to Hollywood.

— Marcelo Cajueiro, Variety, 6 Oct. 2026
Let's rapid-fire this Monday class and get ready for a big night of playoff baseball and NFL football.

— Zach Dean OutKick, FOXNews.com, 5 Oct. 2026

Definition of rapid-fire

Adjective

The woman understood from her hasty reading that perhaps all miracles could be attributed to saints and angels if they were experienced by a believer.

— Ellen O’Connell Whittet, Literary Hub, 7 Oct. 2026
Retail investors flooded into private credit in recent years only to stage a hasty retreat in early 2026.

— Michelle Fox, CNBC, 6 Oct. 2026

Definition of hasty

Adjective

In 2021, Clemons helped launch the Wealth Accelerator, which is currently running an accelerated pilot of Connecticut’s baby bonds program in the hopes of learning more about how to close the racial wealth gap.

— P.R. Lockhart, Hartford Courant, 26 Sep. 2026
Marc Kermisch is Chief Technology & AI Officer at Protolabs, a digital manufacturing service for accelerated production of quality parts.

— Marc Kermisch, Forbes.com, 24 Sep. 2026

Definition of accelerated

Adjective

The second is to treat any one metric, whether fleet size, cumulative miles, or a funding valuation, as sufficient evidence of scale on its own.

— Interesting Engineering, Interesting Engineering, 30 Sep. 2026
No word on fleet size or whether interested customers would be able to hail a vehicle right away.

— Andrew J. Hawkins, The Verge, 21 July 2026