high speed

high speed is the alternative form of high-speed.

Meaning of high-speed

high-speed (comparative higher-speed, superlative highest-speed)

That operates, moves or takes place at a greater than normal speed.
- Dead-man's handle, automatic train stop, quick-acting compressed-air brake specially suited for high-speed working, and regenerative braking are among the features of the new locomotives.1947 March and April, “Swiss High-Speed Electric Locomotives”, in Railway Magazine, page 94
Antonyms:

low-speed

high speed (plural high speeds)

A speed having a large magnitude: great velocity.
- In deference to Queen Victoria's dislike of high speed, the specials were allowed about 75 min. for the journey on the Deeside line, but after her death, they were slightly accelerated.1957 February, H. A. Vallance, “The Deeside Railway—2”, in Railway Magazine, page 96
- "If you go to anybody in Kent now and say 'shall we take away the high-speed route?' 'No!' They love high speed. It's been a huge success."2024 January 24, Dyan Perry talks to Nick Brodrick, “The industry has given me so much”, in RAIL, number 1001, page 45

What does high speed mean?: High speed means a speed having a large magnitude: great velocity.
What is high speed the alternative form of?: High speed is the alternative form of high-speed.
What part of speech is high speed?: High speed is a noun.
What is the plural of high speed?: The plural of high speed is high speeds.

Adapted from Wiktionary: high speed (page history and authors); high-speed (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated: 2026-09-02

Cite this entry: “high speed.” Word.ws, https://word.ws/high_speed. Based on Wiktionary, CC BY-SA 4.0.