<p><strong>Adjective</strong></p><ul><li>of or relating to the Appalachian Mountains</li><li>of or relating to the region of Appalachia, its inhabitants, or their culture</li><li>Geology: of or relating to the orogeny and accompanying intrusion that occurred in eastern North America during the Pennsylvanian and Permian periods</li></ul><p><strong>Noun</strong></p><ul><li>a native or inhabitant of Appalachia, especially one of predominantly Scotch-Irish, English, or German ancestry who exemplifies the characteristic cultural traditions of this region</li></ul>