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Added 9 October 2026

lagoon

/ləˈɡuːn/ noun

Latin root: lacūna Wiktionary

noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about lagoon at Wordnik → Where our words come from →

A body of water cut off from a larger body by a reef of sand or coral.

Origin

Borrowed from French lagune, from Italian laguna, from Latin lacūna. Related to Old English lagu via Proto-Indo-European. Doublet of lacuna and lacune.

From Wiktionary, via Kaikki.org (CC BY-SA)

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