It is not. It is the other way round, a stream or smaller river flowing into a larger one.
A Tributary
A Tributary
A tributary is a small waterway that flows into a river.
A small freshwater river or stream flowing into a larger river is called a tributary or feeder river. A tributary is a stream or river that flows into a mainstem (or parent) river or a lake. For example, a tributary can be a creek that flows into a river. Or it can be a small river that flows into a larger river. A tributary does not flow directly into a sea or ocean. Some large rivers can have up to 100 tributaries. The spot where the smaller and larger river meet is called a "confluence". In contrast, a body of water that branches off and flows away from the main river is called a distributary.
A small river is a tributary to the larger river.
It is a tributary.
A tributary is a small river or stream which flows into a larger river.
A small tributary is a stream or river that flows into a bigger river or lake.
Tributary
A tributary.
A tributary is a stream or river which flows into a mainstream river. A tributary does not flow directly into a sea. An example being Walton Creek, a small tributary of the Lochsa River in north-eastern Idaho,
A tributary is a small stream or body of water that flows into a larger body of water. Note that a tributary could also be a river, for example, the Missouri and Ohio rivers flow into the Mississippi river.a tributary (correct spelling) is basically a smaller river that flows into a larger river.