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