TERM OF THE WEEK
mountains: A region or landscape characterized by mountains and their intervening valleys; a generic name for any group, cluster, or sequence of mountains or narrowly spaced mountain ridges, with or without peaks, closely related in position, orientation, direction, formation, or age, and whose summits commonly exceed 300 m (approx. 1000 ft; Schoeneberger and Wysocki, personal communication, 2013). Compare foothills, hills, mountain range, mountain system.