Allegheny
geographical name
Al·le·ghe·ny
ˌa-lə-ˈgā-nē,
also
-ˈge-
river 325 miles (523 kilometers) long in western Pennsylvania and southwestern New York uniting with the Monongahela River at Pittsburgh to form the Ohio River
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“Allegheny.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Allegheny. Accessed 19 Apr. 2024.
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