River channels (Topical Term)

Gloss. geol. (channel [streams] (a) The bed where a natural body of surface water flows or may flow; a natural passageway or depression of perceptible extent containing continuously or periodically flowing water, or forming a connecting link between two bodies of water; a watercourse. Syn: channelway; river bed: The channel containing or formerly containing the water of a river. Also spelled: riverbed; stream bed: The channel containing or formerly containing the water of a stream. Also spelled: streambed; stream channel: The bed where a natural stream of water runs or may run; the long narrow depression shaped by the concentrated flow of a stream and covered continuously or periodically by water. Syn: streamway)