Definition of penton:
(n) :
A pentagonal capsomere of an adenovirus capsid.
(n) :
A census-designated place and unincorporated community in Chambers County, Alabama, United States.
(n) :
An unincorporated community in Salem County, New Jersey, United States.
(n) :
A locality in Nicholforest parish, City of Carlisle district, Cumbria, England (OS grid ref NY4477).
(n) :
A surname.