ˈ ̷ ̷ ̷ ̷ˌ ̷ ̷ noun
: channel: as
a. : a crack, intergranular space, or other opening in rocks through which fluids or gases may pass
b. : a tunnel or other opening in a glacier through which water may flow
ˈ ̷ ̷ ̷ ̷ˌ ̷ ̷ noun
: channel: as
a. : a crack, intergranular space, or other opening in rocks through which fluids or gases may pass
b. : a tunnel or other opening in a glacier through which water may flow
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012