1. A vehicle consisting of a light frame mounted on two wire-spoked wheels one behind the other and having a seat, handlebars for steering, brakes, and two pedals or a small motor by which it is driven. 2. An exercise bicycle.
INTRANSITIVE VERB:
Inflected forms: bi·cy·cled, bi·cy·cling, bi·cy·cles To ride or travel on a bicycle.
ETYMOLOGY:
Probably bi–1 + -cycle (on the model of tricycle, three-wheeled coach).
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