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Reference Terms
from Wikipedia, the free encyclopedia


A bicycle, pushbike, or bike, is a pedal-driven land vehicle with two wheels attached to a frame, one behind the other.

First introduced in 19th-century Europe, bicycles evolved quickly into their familiar, current design.

Numbering over 1,000,000,000 in the world today, bicycles provide the principal means of transportation in many regions and a popular form of recreational transport in others.

Note:   The above text is excerpted from the Wikipedia article "Bicycle", which has been released under the GNU Free Documentation License.
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February 21, 2017

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updated 12:56 pm ET