sea
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/siː/
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/siː/
The large body of salt water that covers most of the Earth.
Many fish live in the sea.
A large area of salt water that is part of an ocean or surrounded by land.
The North Sea is part of the Atlantic Ocean.
The movement of ocean waves.
The boat rocked in the rough sea.
A very large amount of something that covers a wide area.
He saw a sea of people waiting at the beach.