mountain river
river that runs through mountains, in a narrow, deep valley with steep banks, rocky stream bed, and accumulated rock debris
en-US/ˈmaʊntən ˈɹɪvɚ/
en-GB/ˈmaʊntɪn ˈɹɪvə/
river that runs through mountains, in a narrow, deep valley with steep banks, rocky stream bed, and accumulated rock debris