Power is collected from the rider via a crank with pedals, as on a bicycle, and delivered to the water or the air via a propeller. Seating may be upright or recumbent, and multiple riders may be accommodated in tandem or side-by-side.
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- Edward H. Knight, Knight's American mechanical dictionary ... (New York : Hurd and Houghton, 1877), vol. 3, p. 2698
- Oxford English Dictionary.
hydrocycle n. [cycle n. 11] a velocipede adapted for propulsion on the surface of water. 1898 River & Coast 9 July 13/1 One of the most interesting items was the Hydrocycle versus Skiff Race.
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