Penn·syl·va·nian adjective \-ˈvā-nyən, -nē-ən\
: of, relating to, or being the period of the Paleozoic era in North America between the Mississippian and Permian or the corresponding system of rocks — see geologic time table
— Pennsylvanian noun
First Known Use of PENNSYLVANIAN
Rhymes with PENNSYLVANIAN
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