Definition of Pennsylvanian in US English:



  • 1Relating to the state of Pennsylvania.

    • ‘The fourth plane crashed, upside down, not into a landmark but into the Pennsylvanian countryside, after what seems to have been heroic resistance from the passengers.’
    • ‘There are some satellite photos of a Pennsylvanian amusement park.’
    • ‘The co-author of the Pennsylvanian study said it showed that early infancy constituted a critical period for the establishment of obesity.’
  • 2Geology
    Relating to or denoting the later part of the Carboniferous period in North America, following the Mississippian and preceding the Permian, and corresponding to the Upper Carboniferous of Europe. This period lasted from about 323 to 290 million years ago.

    • ‘Mississippian catillocrinids range from 24 to 50 arms, Pennsylvanian genera have 20, and Permian genera range from 21 to more than 40 arms.’
    • ‘It was not until 1953 that the United States Geological Survey adopted these terms, and it has since been shown that the Pennsylvanian boundary is younger than the Lower-Upper Carboniferous boundary in Europe.’
    • ‘This animal lived in the Pennsylvanian period, perhaps 300 million years ago.’
    • ‘Finally, although the Mississippian and Pennsylvanian systems have been used in North America since the last century, their boundaries have never been defined faunally.’
    • ‘Compared with Pennsylvanian times, early Mississippian tropical wetland ecosystems are poorly understood.’


  • 1A native or inhabitant of Pennsylvania.

    • ‘Clean electricity would obviously benefit Pennsylvanians by improving air and water quality.’
    • ‘Some Pennsylvanians are getting a free ride today.’
    • ‘It retreated after widespread alarm among Pennsylvanians and their elected representatives.’
    • ‘Chuck and Diane, a Pennsylvanian couple here on their eighth visit, put it most clearly: ‘Look to the left, what do you see?’’
    • ‘And Pennsylvanians generally like it that way, according to interviews with local and state officials, experts and residents.’
    • ‘The country would have to be overrun for two years before the Pennsylvanians could know what the Virginians know of war.’
    • ‘A number of southwestern Pennsylvanians headed for the far Northwest to hit it rich in a gold field, which that year alone yielded $22 million of the precious metal.’
    • ‘But, if the polls are any indication, he's not the kind of environmental hero Pennsylvanians are likely to get.’
    • ‘Now, with the release of a study on how much Pennsylvanians pay for local government, some are wondering if the region's municipal mosaic should be simplified.’
    • ‘Of course, states raised men differently - southern states relied more on militiamen than did their northern counterparts - but as these figures indicate, New Englanders and Pennsylvanians predominated in the main army.’
    • ‘Every day we don't have expanded gambling, gaming dollars are going to other states and Pennsylvanians who desperately want property tax relief aren't getting it.’
    • ‘Virginians and Pennsylvanians were more alike than is captured in the physical similarities of geography and climate.’
    • ‘Elderly Pennsylvanians are increasingly less likely to enter nursing homes now than they were a decade ago, the latest census numbers show.’
    • ‘Shouldn't Pennsylvanians and all Americans expect the same thing?’
    • ‘West's American portraits, by contrast, offer little more than wan effigies of his fellow Pennsylvanians.’
    • ‘Three decades later, after its popularity in England was long past its zenith, Pennsylvanians still formed a market for delftware.’
    • ‘If something isn't done soon to level the playing field, some Pennsylvania tracks may be forced to close and thousands of hard-working Pennsylvanians will lose their jobs.’
    • ‘To be sure, one can find the occasional usage suggesting the right is not always related to military service - especially among Pennsylvanians.’
    • ‘Pittsburghers and western Pennsylvanians are homegrown people.’
    • ‘The earliest recordings, in 1923, were made by two white dance bands, Fred Waring's Pennsylvanians and Frank Westphal and His Orchestra.’
  • 2the PennsylvanianGeology
    The Pennsylvanian period or the system of rocks deposited during it.