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2017 Word of the Year

bull wheel

noun, Machinery.
1.
any large driving gear among smaller gears.
Also called bull gear.
Origin of bull wheel
1820-1830
An Americanism dating back to 1820-30
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for bull wheel
Historical Examples
  • It will be noted that the guys are below the bull wheel so that the boom has a clear swing through a complete circle.

    Concrete Construction Halbert P. Gillette

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Nearby words for bull wheel

Word Value for bull

6
10
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