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Definition of Appalachians
1. Noun. A mountain range in the eastern United States extending from Quebec to the Gulf of Mexico; a historic barrier to early westward expansion of the United States.
Exact synonyms: Appalachian Mountains
Terms within: Appalachia, Alleghenies, Allegheny Mountains, Blue Ridge, Blue Ridge Mountains, Catskill Mountains, Catskills, Cumberland Mountains, Cumberland Plateau, Great Smoky Mountains, Green Mountains, Taconic Mountains
Group relationships: East, Eastern United States
Generic synonyms: Chain, Chain Of Mountains, Mountain Chain, Mountain Range, Range, Range Of Mountains
Terms within: Appalachia, Alleghenies, Allegheny Mountains, Blue Ridge, Blue Ridge Mountains, Catskill Mountains, Catskills, Cumberland Mountains, Cumberland Plateau, Great Smoky Mountains, Green Mountains, Taconic Mountains
Group relationships: East, Eastern United States
Generic synonyms: Chain, Chain Of Mountains, Mountain Chain, Mountain Range, Range, Range Of Mountains