1. Proper noun.  A range of mountains in eastern North America, running northeast from Alabama in the United States to Newfoundland in Canada, variously including or excluding the Adirondack Mountains in northern New York.
  2. Proper noun.  The southern portion of the United States portion of this area, as a socioeconomic region.
  3. Proper noun.  (plural of, Appalachian) .

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This entry was last updated on RefTopia from its source on 3/20/2012.