Wordnet 3.0
NOUN (1)
1.
a body of water cut off from a larger body by a reef of sand or coral;
[syn: lagoon, laguna, lagune]
WordNet (r) 3.0 (2006):
laguna
n 1: a body of water cut off from a larger body by a reef of
sand or coral [syn: lagoon, laguna, lagune]