noun
sea
see
noun
1
The continuous body of salt water covering most of the Earth's surface, or a named part of it.
"They spent the afternoon swimming in the sea."
"The Mediterranean Sea separates Europe from North Africa."
2
A vast quantity or expanse of something, used figuratively.
"She looked out over a sea of faces in the crowded stadium."
How to Use Sea
Learner’s notesIn plain EnglishThe salty ocean waters, or figuratively, a huge mass or spread of something.
Common pairings
out at sea
a sea of troubles
by the sea
Word Forms
seas plural, Seas plural
Study it as flashcards or scroll it in Flow — saved to your collection.
Test yourself on “sea”
A quick quiz — meaning, synonyms & usage
→
Fill the Gap
Can you complete this real example?
They spent the afternoon swimming in the _____.
Etymology
From Old English sæ, from a Proto-Germanic root meaning "body of water."