Definitions Found:
CHAINWHEEL, a toothed wheel, as on a bicycle, which meshes with a chain
- chainwheelsCHAINWHEEL, a toothed wheel, as on a bicycle, which meshes with a chain
- chainwheela toothed wheel, as on a bicycle, which meshes with a chain
- pulleys(on a bicycle) A wheel with a toothed rim around which the chain passes
- pulley(on a bicycle) A wheel with a toothed rim around which the chain passes