| 1. | an area of shallow water separated from the sea by low sandy dunes. Compare laguna. |
| 2. | Also, lagune. any small, pondlike body of water, esp. one connected with a larger body of water. |
| 3. | an artificial pool for storage and treatment of polluted or excessively hot sewage, industrial waste, etc. |
lagoon (lə-g n') Pronunciation Key
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