HIGH-SPEED Synonyms: 63 Similar and Opposite Words

high-speed

adjective

Definition of high-speed

as in rapid

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Example Sentences

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.

Recent Examples of high-speed Williamson was picked up by police after a high-speed chase at his grandmother’s house, the outlet reported. — Christine Pelisek, PEOPLE, 21 Oct. 2026 Muna’s tour bus caught fire on the southbound 5 Freeway in Burbank, according to the local news station, leading to several lanes of the high-speed roadway being shut down. — Tracy Brown, Los Angeles Times, 20 Oct. 2026 When Recovery Is Not Enough Operational technology (OT) is different—these are the computer systems that operate power plants, pipelines and high-speed passenger metros. — Andrew Ginter, Forbes.com, 20 Oct. 2026 Starlink, high-speed satellite internet provided by Elon Musk's SpaceX, is critical to Ukraine's defense. — Garrett Downs, CNBC, 18 Oct. 2026 See All Example Sentences for high-speed

Recent Examples of Synonyms for high-speed

Adjective

Seen through this lens, rising demand for in-person connection amid the rapid expansion of technology is not a contradiction.

— Davis Noell, Fortune, 25 Oct. 2026
The project signals continued demand for rapid-deployment energy infrastructure.

— Aman Tripathi, Interesting Engineering, 25 Oct. 2026

Definition of rapid

Adjective

After building an action camera capable of tracking speedy cyclists and skiers, HoverAir decided to tackle a foe that had foiled other consumer drone manufacturers.

— Max Cea, Time, 15 Oct. 2026
Sheriff Ed Gonzalez credited Flock cameras for the speedy arrest.

— John Lomax V, Houston Chronicle, 15 Oct. 2026

Definition of speedy

Adjective

The Royals made swift changes by reassigning hitting coach Alec Zumwalt and clearing out their entire training staff.

— Kansas City Star, Kansas City Star, 23 Oct. 2026
The storm on Wednesday that may have spawned a tornado was one in a barrage of strong storms across Southern California this week that caused localized flooding, strong rains and high winds, including a swift-water rescue in Los Angeles.

— Grace Toohey, Los Angeles Times, 22 Oct. 2026

Definition of swift

Adjective

Vance speaks with the manipulative skill of a politician who has cultivated a rapid-fire style designed not to persuade, but to overwhelm.

— Arkansas Online, Arkansas Online, 16 Oct. 2026
But doubts remain about whether the legislation can keep pace with AI’s rapid-fire development.

— Hanna Ziady, CNN Money, 14 Oct. 2026

Definition of rapid-fire

Adjective

The policy changes have environmental advocates concerned the review may be hasty and not follow the full intent of the National Environmental Policy Act.

— Brandon Lingle, San Antonio Express-News, 15 Oct. 2026
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

Definition of hasty

Adjective

In the West, companies like to stay private a little longer, but Asian firms are leaning toward a more accelerated timeline, according to Lee, senior managing partner at Granite Asia.

— Lim Hui Jie, CNBC, 20 Oct. 2026
The accelerated schedule now targets criticality as early as 2027.

— Aamir Khollam, Interesting Engineering, 16 Oct. 2026

Definition of accelerated

Adjective

Under extreme conditions, the system supplies nearly 800 kWh in 18 minutes to keep fleet downtime to a minimum.

— Mrigakshi Dixit, Interesting Engineering, 13 Oct. 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