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countershaft

[koun-ter-shaft, -shahft] /ˈkaʊn tərˌʃæft, -ˌʃɑft/
noun, Machinery
1.
jackshaft (def 1).
Origin
1860-1865
1860-65; counter- + shaft
Related forms
countershafting, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for counter shaft

countershaft

/ˈkaʊntəˌʃɑːft/
noun
1.
an intermediate shaft that is driven by, but rotates in the opposite direction to, a main shaft, esp in a gear train
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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9
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