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unicycle

play
noun uni·cy·cle \ˈyü-ni-ˌsī-kəl\

Simple Definition of unicycle

  • : a vehicle that is similar to a bicycle but has only one wheel

Source: Merriam-Webster's Learner's Dictionary

Full Definition of unicycle

  1. :  a vehicle that has a single wheel and is usually propelled by pedals

unicyclist

play \-ˌsī-k(ə-)list\ noun

Illustration of unicycle

Origin and Etymology of unicycle

uni- + -cycle (as in tricycle)


First Known Use: 1869


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