Frozen seawater.

A large but relatively shallow expanse of water within a landmass, sometimes connected to the ocean.

salt prepared by evaporating seawater.

A body of water that separates three of the main islands of Japan, i.e. Honshu, Shikoku and Kyushu.

(obsolete) The walrus. / Any of various small marine fish of the genus Hippocampus that have a horselike head and swim upright.

An inland sea in Indonesia that is part of the Pacific Ocean and is between the islands of Buru and Ceram.

The Arctic Ocean.

A sea in British Isles, Europe, in the Atlantic. A sea between the islands of Great Britain and Ireland; bordered to the north by the North Channel and to the south by St George's Channel and the Celtic Sea.

Alternative spelling of seaduck

The sea between Siberia and Alaska, north of the Pacific Ocean, that is connected to the Arctic Ocean by the Bering Strait.