Yes, as long as it's got water in it.
A river is a large stream of fresh water that flows across land and empties into an ocean, lake, or some other body of water.
the large body of water that flows across the land is a river.
the nile river
river
stream
river
A stream that flows into a larger stream or other body of water.
Tributaries do not make a river, a tributary is a stream that flows into a larger stream of river or any other body of water
A river is a large stream of water that flows across the land and empties into a larger body of water. A river usually empties into a sea or ocean.
A stream
river
a river