Atoll

n. coral reef surrounding a lagoon

For other senses of this word, see atoll (disambiguation). An atoll is an island of coral that encircles a lagoon partially or completely.
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Atoll or ATOLL can refer to:Atoll, a type of islandAtolls of the Maldivesthe ATOLL programming languageATOLL, a floating oceanographic laboratorythe NATO reporting name for the Soviet/Russian Vympel K-13 air-to-air missilein the 1995 movie Waterworld, atolls (pronounced A-toll) are large floating constructs in water, on which humans liveAtoll Electronique, a French audio electronics company.Atoll, a French progressive rock band.Atoll GmbH, a German Screening Process Chromatography Media Company.a variant of the standard C programming language atoi function
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Noun
1. an island consisting of a circular coral reef surrounding a lagoon
(hypernym) coral reef
(hyponym) Kwajalein

n. atoll, coral reef surrounding a lagoon

n. atoll, coral reef surrounding a lagoon