|
Definition of Atoll
1. Noun. An island consisting of a circular coral reef surrounding a lagoon.
Definition of Atoll
1. n. A coral island or islands, consisting of a belt of coral reef, partly submerged, surrounding a central lagoon or depression; a lagoon island.
Definition of Atoll
1. Noun. A type of island consisting of a ribbon reef that nearly or entirely surrounds a lagoon and supports, in most cases, one to many islets on the reef platform. Atolls have a unique geology, so not all islands with a reef and a lagoon are atolls. ¹
¹ Source: wiktionary.com
Definition of Atoll
1. a ring-shaped coral island [n -S]