a state of the northeastern US: almost wholly in the Appalachians, with the Allegheny Plateau to the west and a plain in the southeast; the second most important US state for manufacturing. Capital: Harrisburg. Pop: 12 365 455 (2003 est). Area: 116 462 sq km (44 956 sq miles)
Abbreviation: Pa, Penn, Penna or (with zip code) PA
Pennsylvania in American English
(ˌpɛnsəlˈveɪnjə; occas .; ˈpɛnsəlˈveɪniə)
Middle Atlantic State of the NE U.S.: one of the 13 original states; 44,817 sq mi (116,075 sq km); pop. 12,281,000; cap. Harrisburg
abbrev. PA, Pa, Penn, or Penna
Word origin
after father of Penn1 + L sylvania, wooded (land), fem. of sylvanus < sylva, silva, forest: see sylvan