Definition of Allegheny River in English:

Allegheny River

Syllabification: Al·le·ghe·ny Riv·er
A river that flows for 325 miles (523 km) through New York and Pennsylvania to Pittsburgh where it joins the Monongahela River to form the Ohio River.

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Word of the day anastrophe
Pronunciation: əˈnastrəfi
noun
the inversion of the usual order of words...