allegheny has definitions from the field of geography
1
[ adjective ] of or relating to or located in the Allegheny Mountains

Related terms

Alleghenies

2
[ noun ] (geography) 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

Synonyms

allegheny_river

Related terms

river New_York Pennsylvania

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