(a) "Bicycle" means every device, other than a device that is designed solely for use as a play vehicle by a child, that is propelled solely by human power upon which a person may ride, and that has two or more wheels, any of which is more than fourteen inches in diameter.
(ORC 4511.01(G))
(b) "Motorized bicycle" or “moped” means any vehicle having either two tandem wheels or one wheel in the front and two wheels in the rear, that may be pedaled, and that is equipped with a helper motor of not more than fifty cubic centimeters piston displacement that produces not more than one brake horsepower and is capable of propelling the vehicle at a speed of no greater than twenty miles per hour on a level surface.
“Motorized bicycle” or “moped” does not include an electric bicycle. (ORC 4511.01(H))
(c) “Electric bicycle” means a “class 1 electric bicycle”, a “class 2 electric bicycle”, or a “class 3 electric bicycle” as defined in this section. (ORC 4511.01(RRR))
(1) “Class 1 electric bicycle” means a bicycle that is equipped with fully operable pedals and an electric motor of less than seven hundred fifty watts that provides assistance only when the rider is pedaling and ceases to provide assistance when the bicycle reaches the speed of twenty miles per hour. (ORC 4511.01(SSS))
(2) “Class 2 electric bicycle” means a bicycle that is equipped with fully operable pedals and an electric motor of less than seven hundred fifty watts that may provide assistance regardless of whether the rider is pedaling and is not capable of providing assistance when the bicycle reaches the speed of twenty miles per hour. (ORC 4511.01(TTT))
(3) “Class 3 electric bicycle” means a bicycle that is equipped with fully operable pedals and an electric motor of less than seven hundred fifty watts that provides assistance only when the rider is pedaling and ceases to provide assistance when the bicycle reaches the speed of twenty-eight miles per hour. (ORC 4511.01(UUU))