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pennsylvanian |
1 definition found From WordNet r 1.6 [wn]: Pennsylvanian n 1: from 280 million to 310 million years ago; warm climate; swampy land [syn: {Pennsylvanian}, {Pennsylvanian period}, {Upper Carboniferous}, {Upper Carboniferous period}] 2: a resident of Pennsylvania [syn: {Pennsylvanian}]
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