1
: a shallow sound, channel, or pond near or communicating with a larger body of water
2
: a shallow artificial pool or pond (as for the processing of sewage or storage of a liquid)
Examples of lagoon in a Sentence
Recent Examples on the Web
To protect the fragile lagoon, large ships now use the industrial port of Marghera, several miles away, or in some cases the ports of Ravenna or Trieste, which are up to two hours away by coach.
—
David Nikel, Forbes.com, 17 Sep. 2025
In autumn, this dreamy trek among the clouds is made even more breathtaking by the changing larches, with amber rivers blazing between ice-blue sky and lagoons.
—Zoe Baillargeon, Travel + Leisure, 16 Sep. 2025
Participants can kayak in waters typically closed to boating and help preserve the lagoon habitat by removing trash.
—Ut Community Press, San Diego Union-Tribune, 16 Sep. 2025
In Bora Bora, trips with Bora Diving Center (by Eleuthera) are another good bet for seeing mantas and schooling eagle rays within the famous lagoon.
—Terry Ward, AFAR Media, 11 Sep. 2025
See All Example Sentences for lagoon
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David Nikel, Forbes.com, 17 Sep. 2025
In autumn, this dreamy trek among the clouds is made even more breathtaking by the changing larches, with amber rivers blazing between ice-blue sky and lagoons.
—Zoe Baillargeon, Travel + Leisure, 16 Sep. 2025
Participants can kayak in waters typically closed to boating and help preserve the lagoon habitat by removing trash.
—Ut Community Press, San Diego Union-Tribune, 16 Sep. 2025
In Bora Bora, trips with Bora Diving Center (by Eleuthera) are another good bet for seeing mantas and schooling eagle rays within the famous lagoon.
—Terry Ward, AFAR Media, 11 Sep. 2025
See All Example Sentences for lagoon
Cite this Entry
“Lagoon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lagoon. Accessed 18 Sep. 2025.
Copy CitationKids Definition
lagoon
noun
la·goon
lə-ˈgün 
: a shallow channel or pond near or connected with a larger body of water
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