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jackshafts

jackshafts is the plural of jackshaft.

Meaning of jackshaft

Noun

jackshaft (plural jackshafts)

  1. A common mechanical component used to transfer or synchronize rotational force in a machine.
    Synonyms:
    countershaft
  2. A wheelless axle used to turn the wheels of a locomotive.
    • Final drive is by reduction gears on the jackshaft, and through flycranks and rods to the wheels.1950 October, “S.R. Diesel-Mechanical Shunter”, in Railway Magazine, page 692

See all 3 meanings of jackshaft

Questions about jackshafts

What is jackshafts the plural of?
Jackshafts is the plural of jackshaft.

Words near jackshafts in the dictionary

  1. jackscrew
  2. jackscrews
  3. jackshaft
  4. jackshafted
  5. jackshafting
  6. jackshafts
  7. jackshay
  8. jackshays
  9. jackshit
  10. jacksie
  11. jacksies

Source and license

Adapted from Wiktionary: jackshafts (page history and authors); jackshaft (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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