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Webster 1913 Edition

Countershaft

Coun′ter-shaftˊ

(koun′t?r-sh?ftˊ)

,

Noun.

(Mach.)

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

Definition 2024

countershaft

countershaft

English

Noun

countershaft ‎(plural countershafts)

A jackshaft.