Coral islet chain (5)
I believe the answer is:
atoll
(Other definitions for atoll that I've seen before include "Bikini, perhaps" , "Ring-shaped coral island" , "Coral island(s) surrounding a lagoon" , "Coral circle" , "Bikini, say" .)
I believe the answer is:
atoll
(Other definitions for atoll that I've seen before include "Bikini, perhaps" , "Ring-shaped coral island" , "Coral island(s) surrounding a lagoon" , "Coral circle" , "Bikini, say" .)