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  1. Oxford Dictionary

    bevel gear

    • n.
      a gear working another gear at an angle to it by means of bevel wheels.

    • noun: bevel gear, plural noun: bevel gears

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    bevel gear

    • IPA[ˈbevəl ɡir]
    • n.
      a gear working another gear at an angle to it by means of bevel wheels.

    Oxford American Dictionary