Main Entry: la·goon
Pronunciation: \lə-ˈgün\
Function: noun
Etymology: French & Italian; French lagune, from Italian laguna, from Latin lacuna pit, pool, from lacus lake
Date: 1673
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)
2 : a shallow artificial pool or pond (as for the processing of sewage or storage of a liquid)
— la·goon·al \-ˈgü-nəl\ adjective