Definition of Monongahela River in English:

Monongahela River

Syllabification: Mo·non·ga·he·la Riv·er
Pronunciation: /məˌnäNGɡəˌhēlə ˈrivər
 
/
A river that flows for 128 miles (206 km) from West Virginia into western Pennsylvania to Pittsburgh where it joins the Allegheny River to form the Ohio River.

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