Lagoon

• POS: Noun
• HYPHEN: la=goon

CIDE DICTIONARY

Lagoon, n. [It. or Sp. laguna, L. lacuna ditch, pool, pond, lacus lake. See Lake, and cf. Lacuna.].

•  A shallow sound, channel, pond, or lake, especially one into which the sea flows; as, the lagoons of Venice.  [1913 Webster]
•  A lake in a coral island, often occupying a large portion of its area, and usually communicating with the sea. See Atoll.  [1913 Webster]

Lagoon island, a coral island consisting of a narrow reef encircling a lagoon.

OXFORD DICTIONARY

Lagoon, n.
1 a stretch of salt water separated from the sea by a low sandbank, coral reef, etc.
2 the enclosed water of an atoll.
3 US, Austral., & NZ a small freshwater lake near a larger lake or river.
4 an artificial pool for the treatment of effluent or to accommodate an overspill from surface drains during heavy rain.

Etymology

F lagune or It. & Sp. laguna f. L lacuna: see LACUNA

THESAURUS

Lagoon

artificial lake, bayou lake, cistern, dam, dead water, dike, etang, farm pond, fishpond, freshwater lake, glacial lake, inland sea, laguna, lake, lakelet, landlocked water, linn, loch, lough, mere, millpond, millpool, nyanza, oxbow lake, plash, pond, pondlet, pool, puddle, reservoir, salina, salt pond, stagnant water, standing water, still water, sump, tank, tarn, tidal pond, volcanic lake, water hole, water pocket, well

ROGET THESAURUS

Lagoon

Lake

N gulf, lake, land covered with water, gulf, gulph, bay, inlet, bight, estuary, arm of the sea, bayou, fiord, armlet, frith, firth, ostiary, mouth, lagune, lagoon, indraught, cove, creek, natural harbor, roads, strait, narrows, Euripus, sound, belt, gut, kyles, continental slope, continental shelf, lake, loch, lough, mere, tarn, plash, broad, pond, pool, lin, puddle, slab, well, artesian well, standing water, dead water, sheet of water, fish pond, mill pond, ditch, dike, dyke, dam, reservoir, alberca, barachois, hog wallow, lacustrine.