Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun monongahela
1 sense of monongahela
Sense 1
Monongahela, Monongahela River -- (a river that rises in northern West Virginia and flows north into Pennsylvania where it joins the Allegheny River at Pittsburgh to form the Ohio River)
INSTANCE OF=> river -- (a large natural stream of water (larger than a creek); "the river was navigable for 50 miles")