Try Our Apps


90s Slang You Should Know


[luh-goon] /ləˈgun/
an area of shallow water separated from the sea by low sandy dunes.
Compare laguna.
Also, lagune. any small, pondlike body of water, especially one connected with a larger body of water.
an artificial pool for storage and treatment of polluted or excessively hot sewage, industrial waste, etc.
Origin of lagoon
1605-15; earlier laguna (singular), lagune (plural) < Italian < Latin lacūna (singular), lacūnae (plural) ditch, pool, akin to lacus basin, lake1; see lacuna
Related forms
lagoonal, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for lagoon
Contemporary Examples
Historical Examples
  • But for the secret of the lagoon the papers had to wait, since it had been inviolably kept.

    The Relentless City Edward Frederic Benson
  • The lagoon reflected their deep colours till they reached the port.

    New Italian sketches John Addington Symonds
  • The same idea, though expressed in a more familiar figure, is found in another poem published among The lagoon's Regrets.

    Life Immovable Kostes Palamas
  • And I had to threaten to shoot her coming across the lagoon.

  • He was ordered to make chowder out of the big clams that grew in the lagoon.

    South Sea Tales Jack London
  • It started off, and, along with the others, made straight towards the lagoon.

    The Giraffe Hunters Mayne Reid
  • The point where she reached it was just above the gorge—the place where the tree stairway led down to the lagoon.

    The Maroon Mayne Reid
British Dictionary definitions for lagoon


a body of water cut off from the open sea by coral reefs or sand bars
any small body of water, esp one adjoining a larger one
Also (rare) lagune
Word Origin
C17: from Italian laguna, from Latin lacūna pool; see lacuna
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
Word Origin and History for lagoon

1670s, lagune, earlier laguna (1610s), from French lagune or directly from Italian laguna "pond, lake," from Latin lacuna "pond, hole," from lacus "pond" (see lake (n.1)). Originally in reference to the region of Venice; applied 1769 (by Capt. Cook) to the lake-like stretch of water enclosed in a South Seas atoll. Also cf. -oon.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
lagoon in Science
  1. A shallow body of salt water close to the sea but separated from it by a narrow strip of land, such as a barrier island, or by a coral reef.

  2. A shallow pond or lake close to a larger lake or river but separated from it by a barrier such as a levee.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for lagoon

All English speakers likely know this word

Word Value for lagoon

Scrabble Words With Friends

Nearby words for lagoon