a series of hills or mountains; "the valley was between two ranges of hills"; "the plains lay just beyond the mountain range"

a linear arrangement of mountain peaks and ridges surrounded by adjacent lower land or clearly separated from adjacent ranges by intervening valleys

a series of mountains or natural elevations of the land

A series or line of mountain or hill ridges with or without peaks, in which the crests are relatively narrow. Its minimum length is about 16 kilometres.

Disambiguation: For exotic financial options, see Mountain range (options)

Mountain ranges are exotic options originally marketed by Société Générale in 1998. The options combine the characteristics of basket options and range options by basing the value of the option on several underlying assets, and by setting a time frame for the option.