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bi·cy·cle (bī′sĭk′əl, -sĭ-kəl, -sī′kəl)
n.
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.
intr.v. bi·cy·cled, bi·cy·cling, bi·cy·cles
To ride or travel on a bicycle.
[Probably bi- + -cycle (on the model of tricycle, three-wheeled coach).]
bi′cy·cler (-klər), bi′cy·clist (-klĭst) n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
bicycle (ˈbaɪsɪkəl)
n
1. (Automotive Engineering) a vehicle with a tubular metal frame mounted on two spoked wheels, one behind the other. The rider sits on a saddle, propels the vehicle by means of pedals that drive the rear wheel through a chain, and steers with handlebars on the front wheel. Often shortened to: cycle or bike
vb
2. (intr) to ride a bicycle; cycle
[C19: from bi-1 + Late Latin cyclus, from Greek kuklos wheel]
ˈbicyclist ˈbicycler n