Found 1 items, similar to alleghanian.
English → English (gcide) Definition: 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. [Webster 1913 Suppl.]