I. ˈtrīˌsikəl, -_sə̇k, -_sēk- sometimes -ˌsīk- noun
Etymology: French, from tri- + Greek kyklos wheel — more at wheel
: a 3-wheeled vehicle propelled by pedals, hand levers, or a motor: as
a.
(1) : a 3-wheeled velocipede used originally by women or girls instead of a bicycle
(2) : a child's vehicle with a pair of small rear wheels and a larger front wheel to which are attached the pedals and the handles for steering
b. : a 3-wheeled velocipede with two large wheels in the rear and one small wheel in front attached to a steering handle, propelled by pedals, and formerly used by girls
c. : a 3-wheeled velocipede equipped with a box or case for light haulage
d. : a 3-wheeled and often motorized invalid chair
e. : any of various power-driven 3-wheeled vehicles (as a motorcycle) — compare tricar
II. intransitive verb
( tricycled ; tricycled ; tricycling -k(ə)liŋ ; tricycles )
: to ride a tricycle
• tri·cy·cler -k(ə)lə(r) noun