Added 10 October 2026 mid-atlantic adjective Categories: Describing WordsObscure Words adjective ! Definition from WordNet 3.1, Princeton University. More about mid-atlantic at Wordnik → Where our words come from → Of a region of the United States generally including Delaware; Maryland; Virginia; and usually New York; Pennsylvania; New Jersey. mid-Atlantic states Related Words: easternnortheasteastmidwestvirginiassouth Back to today's word