The Collaborative International Dictionary
Alleghanian
Alleghenian \Al`le*ghe"ni*an\, a. Also Alleghanian \Al`le*gha"ni*an\ (Biogeography) Pertaining to or designating the humid division of the Transition zone extending across the northern United States from New England to eastern Dakota, and including also most of Pennsylvania and the mountainous region as far south as northern Georgia.
Usage examples of "alleghanian".
His voice at once announced that he was a Southerner, and from his fine stature, I thought he must be one of those tall mountaineers from the Alleghanian Ridge in Virginia.