Definition of high-speed in English:

high-speed

Syllabification: high-speed

adjective

  • 1Moving, operating, or happening very quickly: high-speed travel
    More example sentences
    • Main-line drivers operate high-speed trains on longer journeys and shifts include nights away from home while freight drivers are required to do more night work.
    • Amtrak has said it is losing $1 million every week the high-speed service is not operational.
    • The high-speed catamaran was not able to operate a reliable timetable.
    Synonyms
  • 1.1(Of photographic film) needing little light or only short exposure.
    More example sentences
    • So the only option that you have is to go for high-speed film.
    • At that time high-speed film didn't exist, but the cameraman, Lorne Batchelor, was really very good.
  • 1.2(Of steel) suitable for drill bits and other tools that cut fast enough to become red-hot.
    More example sentences
    • Tool materials may be high-speed steel, cast alloy, or tungsten carbide.
    • Cobalt is used in high-speed steels and increases the red hardness so that they can be used at higher operating temperatures.
    • At the low end you have blades made from high-speed steel with only around 10 to 12 teeth.

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Word of the day grotesquerie
Pronunciation: grəʊˈtɛskəri
noun
grotesque quality or grotesque things collectively