An atoll is a ring-shaped coral reef and features a lagoon. Some examples of atolls are the Bikini atoll, Tubbataha Reef and Lighthouse Reef.
bikini atoll
the oppsite of atoll is planet
Atoll is a noun.
bikini atoll
Allot and atoll.
A atoll
Let's not strand ourselves on this atoll.
Aur Atoll's population is 438.
Lae Atoll's population is 319.
Ailinglaplap Atoll's population is 1,959.
The population of Ujelang Atoll is 0.
Ebon Atoll's population is 714.