from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. An intermediate shaft between the powered and driven shafts in a belt drive.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A jackshaft.

from the GNU version of the Collaborative International Dictionary of English

  • n. An intermediate shaft; esp., one which receives motion from a line shaft in a factory and transmits it to a machine.

from The Century Dictionary and Cyclopedia

  • n. A shaft driven by a band or gearing running from another opposite and parallel shaft.


counter- +‎ shaft (Wiktionary)



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