velocipede vs tricycle

velocipede and tricycle both are nouns.

Word	Noun	Adjective	Verb	Adverb
velocipede	Yes	No	No	No
tricycle	Yes	No	No	No

As nouns, velocipede and tricycle are synonyms defined as:

velocipede and tricycle: a vehicle with three wheels that is moved by foot pedals

Other synonyms of velocipede include trike.

velocipede (noun)	tricycle (noun)
a vehicle with three wheels that is moved by foot pedals	a vehicle with three wheels that is moved by foot pedals
any of several early bicycles with pedals on the front wheel