On land a large body of permanent ice is a glacier; in the water this is an iceberg.
frozen lakes.
Glaciers
Ice bergs
Oceans.
Snow
A large concentration of tiny water droplets is called a cloud. Clouds are formed from water vapor that condense into clouds.
Ice
permafrost!
Oceans
Oceanologists
Oceans.
A canal.
Water is called ice when frozen solid.
Oceans.
Strait
It is called melt-water.
There is no special name to call a frozen apple. A frozen apple is exactly that.
Because everything is frozen.
The COLD wind freezes the water and it freezes into something we all call the frozen seas like in Arctic, and Antarctica they have cold temperatures which also cause the water to freeze and become the frozen seas.
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.