noun
lagoon
luh-GOON
noun
1
A shallow stretch of water separated from the open sea by a sandbar, reef, or narrow strip of land.
"They snorkelled in the calm, turquoise lagoon."
"A coral reef protects the lagoon from the ocean swell."
How to Use Lagoon
Learner’s notesIn plain EnglishA shallow, sheltered body of water cut off from the sea by a natural barrier.
Common pairings
coral lagoon
tidal lagoon
lagoon resort
Word Forms
lagoons plural
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Etymology
From French lagune, from Italian laguna, from Latin lacuna ("pool, gap") — the same root that gives English "lacuna".