See also: highspeed

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

  1. That operates, moves or takes place at a greater than normal speed.
    Antonym: low-speed
    • 1947 March and April, “Swiss High-Speed Electric Locomotives”, in Railway Magazine, page 94:
      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.
    • 1960 February, “Talking of Trains”, in Trains Illustrated, page 67:
      Less important lines of plain double track carrying a mixture of passenger and freight traffic cannot be given ultra-fast expresses, and where alternative routes exist, as for example between London and the West Riding, the specially high-speed trains must be restricted to one of them only.
    • 2013 June 1, “Ideas coming down the track”, in The Economist, volume 407, number 8838, page 13 (Technology Quarterly):
      A “moving platform” scheme [] is more technologically ambitious than maglev trains even though it relies on conventional rails. [] This set-up solves several problems […]. Stopping high-speed trains wastes energy and time, so why not simply slow them down enough for a moving platform to pull alongside?
    • 2024 January 10, 'Industry Insider', “Success built on liberalisation and market freedom”, in RAIL, number 1000, page 69:
      In retrospect, it was small wonder that Railtrack found its finances under pressure, as with ever increasing demand there was an inevitable effect on infrastructure renewals. Matters came to a head with the Hatfield accident on October 17 2000, when there was a high-speed derailment as a result of deferred track maintenance.

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