A river is a natural stream of fresh water that flows on land or inside caves towards another body of water at a lower elevation, such as an ocean, lake, or another river. A river may run dry before …

5 days ago · River, (ultimately from Latin ripa, “bank”), any natural stream of water that flows in a channel with defined banks . Modern usage includes rivers that are multichanneled, intermittent, or …

Nov 7, 2025 · A river is a large, natural stream of flowing water. Rivers are found on every continent and on nearly every kind of land.

Dec 22, 2025 · What happens when an atmospheric river reaches land? When the moisture-laden air moves over mountain ranges such as the Sierra Nevada along the California-Nevada line, the water …

The steady flow of the clean, fresh water of rivers is essential to human life and a whole host of aquatic species.

The meaning of RIVER is a natural stream of water of usually considerable volume. How to use river in a sentence.

1 . Definition of river A river is a natural stream of water that flows from its source until its mouth, where it flows into another river, a lake or the sea. A river's discharge will vary depending on the part of the …

The National Wild and Scenic Rivers System was created by Congress in 1968 to preserve rivers with outstanding natural, cultural, and recreational values.

From the east coast to the west, each river has its own beauty and character. Each river has its own story. Take a look at some America’s best rivers and some of the rivers we’re working to protect. And …

RIVER definition: 1. a natural wide flow of fresh water across the land into the sea, a lake, or another river: 2…. Learn more.