Multi Purpose Bicycle Small 320×183 Medium 640×367 Large 1024×587 Download Tiff Original 2400×1375 | (537.9 KB) Description A bicycle, also known as a bike, push bike or cycle, is a pedal-driven, human-powered, single-track vehicle, having two wheels attached to a frame, one behind the other. A person who rides a bicycle is called a cyclist or a bicyclist. Keywords bike, cycle, tandem, two-wheeler, velocipede, wheels Galleries Human-Powered Transportation Source: Government Printing Office The Official Gazette of the United States Patent Office (Washington, DC: Government Printing Office, 1895)