Word.ws English Dictionary

HSDI

HSDI is the initialism of high-speed.

Meaning of high-speed

Adjective

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

  1. 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

Questions about HSDI

What is HSDI the initialism of?
HSDI is the initialism of high-speed.

Words near HSDI in the dictionary

  1. HSCSD
  2. HSCT
  3. HSCTs
  4. HSD
  5. HSDD
  6. HSDI
  7. HSDNM
  8. HSDPA
  9. hse
  10. HSeCN
  11. HSED

Source and license

Adapted from Wiktionary: HSDI (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.

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