from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A gear with teeth radially arrayed on the rim parallel to its axis.

from The Century Dictionary.

  • noun Same as spur-gearing.
  • noun Toothed gearing for transmission of motion and power in which the pitch-surfaces from which the teeth are developed are cylinders with elements parallel to the axis.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun gear wheels that mesh in the same plane


Sorry, no etymologies found.


    Sorry, no example sentences found.


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