a strait?
A strait is a narrow body of water that connects two larger bodies of water.
Channel
A strait is a narrow body of water that connects two larger bodies of water. The opposite (a narrow piece of land that connects two larger pieces of land) is called an isthmus.
a small body of water that connects two larger bodies of water
A strait or, sometimes, narrows.
It is called a Strait
A narrow body of water that connects two larger bodies of water (oceans?) is a strait. Examples are the Strait of Gibraltar, Malacca Strait, Yucatan Strait, Strait of Dover, and so on.
It is known as a river.
river Strait or narrows.
lake surperior
isthmus
A man made narrow body of water connecting two larger bodies is a canal. A natural feature that connects two bodies of water is called a strait.