— lagoonal , adj.
/leuh goohn"/ , n.
1. an area of shallow water separated from the sea by low sandy dunes. Cf. 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.
[ 1605-15; earlier laguna (sing.), lagune (pl.) lacuna (sing.), lacunae (pl.) ditch, pool, akin to lacus basin, LAKE 1 ; see LACUNA ]