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  1. River - Wikipedia

    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 …

  2. River | Definition, Examples, Importance, & Facts | Britannica

    Dec 29, 2025 · 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 …

  3. River - Definition, Formation, Facts

    Apr 22, 2025 · A river is a natural flowing watercourse, usually freshwater, that moves toward an ocean, sea, lake, or another river. Rivers originate from water sources such as springs, glaciers, or …

  4. Understanding Rivers - National Geographic Society

    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.

  5. RIVER Definition & Meaning - Merriam-Webster

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

  6. River - New World Encyclopedia

    A river is a natural waterway that conveys water derived from precipitation from higher ground to lower levels. Most commonly, rivers flow on the surface of the land, but there are also many …

  7. Rivers - National Geographic

    The steady flow of the clean, fresh water of rivers is essential to human life and a whole host of aquatic species. Rivers and their tributaries are the veins of the planet, pumping freshwater...

  8. Explore Rivers of the U.S.

    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 learn some facts about your favorite rivers.

  9. Find a River | Rivers.gov

    States on the map depicted with diagonal lines do not have a designated wild and scenic river. However, every state has rivers that have been found to be potential additions to the National …

  10. Miami River (Florida) - Wikipedia

    The Miami River is a river in the U.S. state of Florida that drains out of the Everglades and runs through the city of Miami, including the downtown area. The 5.5-mi-long (8.9 km) river flows from the …