what is mountain ranges
A series of lines of mountains. Mountain range. A mountain range or mountain belt is a geographic area containing numerous geologically related mountains. A mountain system or system of mountain ranges sometimes is used to combine several geological features that are geographically related.
mountain range - a series of hills or mountains; the valley was between two ranges of hills; the plains lay just beyond the mountain range. chain of mountains, mountain chain, range of mountains, range, chain. geological formation, formation - (geology) the geological features of the earth.