coral reef

Definitions of coral reef

noun
a reef consisting of coral consolidated into limestone

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Great Barrier Reef
the largest coral reef in the world; in the Coral Sea off the northeastern coast of Australia

Bikini
an atoll in the Marshall Islands; formerly used by the United States as a site for testing nuclear weapons

Eniwetok
an atoll in the Marshall Islands; site of an amphibious assault in World War II; later used temporarily by the United States to test atomic bombs

Kwajalein
an atoll in the western Marshall Islands that was used as a Japanese air and naval base during World War II

Midway Islands
an atoll in the Hawaiian Islands some 1300 miles to the northwest of Honolulu; site of an important United States naval base

types:
atoll
an island consisting of a circular coral reef surrounding a lagoon

barrier reef
a long coral reef near and parallel to the shore

Florida key, cay, key
a coral reef off the southern coast of Florida

type of:
reef
a submerged ridge of rock or coral near the surface of the water

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