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Allegheny

[al-i-gey-nee]
noun
  1. a river flowing NW from Pennsylvania into SW New York and then S through W Pennsylvania, joining the Monongahela at Pittsburgh to form the Ohio River. 325 miles (525 km) long.
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Related formsAl·le·ghe·ni·an, Al·le·gha·ni·an, adjectivetrans-Al·le·ghe·ni·an, adjective

Allegheny Mountains

plural noun
  1. a mountain range in Pennsylvania, Maryland, West Virginia, and Virginia: a part of the Appalachian Mountains.
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Also called Al·le·ghe·nies.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for allegheny

Allegheny Mountains

Alleghenies

pl n
  1. a mountain range in Pennsylvania, Maryland, Virginia, and West Virginia: part of the Appalachian system; rising from 600 m (2000 ft) to over 1440 m (4800 ft)
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

allegheny in Culture

Allegheny Mountains

[(al-uh-gay-nee)]

Western part of the Appalachian Mountains, extending from northern Pennsylvania southwest to southwestern Virginia.

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The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.