Al·le·ghe·ny /ˌæləˈgeni ||ˈgɛ-/
Al·le·ghe·ny a.
1. Of or pertaining to the Allegheny Mountains, or the region where they are situated. Also Al·le·gha·ny.
2. Geol. Pertaining to or designating a subdivision of the Pennsylvanian coal measure.
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Allegheny
n : a river that rises in Pennsylvania and flows north into New
York and then back south through Pennsylvania again to
join the Monongahela River at Pittsburgh which is the
beginning of the Ohio River [syn: Allegheny River]