Added 10 October 2026 trenton noun Categories: PlacesRare Words noun ! Definition from WordNet 3.1, Princeton University. More about trenton at Wordnik → Where our words come from → Capital of the state of New Jersey; located in western New Jersey on the Delaware river. Related Words: princetonkentvillecfboperabufordnewarkbridgetontownsendmilltownthomastracy Back to today's word