Allegheny

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.

Thesaurus

Noun

1.

Allegheny - 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 Allegheny River Empire State, New York State, NY, New York - a Mid-Atlantic state; one of the original 13 colonies Keystone State, Pennsylvania, PA - a Mid-Atlantic state; one of the original 13 colonies