atoll Hear it!

atoll definition

at·oll (a′tôl′, -täl′)

noun

a ring-shaped coral island nearly or completely surrounding a lagoon

Etymology: < atolu, in Maldive Islands dial. of Malayalam

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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