Answer: atoll

AnswerCrossword Clue
ATOLLEniwetok, for one
ATOLLLagoon encloser
ATOLLReef in a ring
ATOLLLagoon border
ATOLLChristmas Island, for one
ATOLLCoral isle
ATOLLIt's often formed around a sinking tropical island
ATOLLCaroline Islands sight
ATOLLMaldives phenomenon
ATOLLReef ring
ATOLLAny of the Marshall Islands
ATOLLRing-shaped isle
ATOLLGreat Barrier Reef sight
ATOLLWake Island, e.g.
ATOLLReefy island
ATOLLOne of the Marshall Islands' 24
ATOLLCertain island
ATOLLIsle with a lagoon
ATOLLBikini or Kwajalein
ATOLLCoral creation
atollring-shaped coral island
ATOLLSouth Seas sight
ATOLLCoral island
ATOLLLagoon surrounder
ATOLLBikini, e.g.
ATOLLRing-shaped reef
ATOLLCoral lagoon spot
ATOLLTakes ... on (wears)
ATOLLBikini, for one
ATOLLCoral formation
ATOLLKey ring?
ATOLLCoral ensemble?
ATOLLRing in the water
ATOLLEniwetok, e.g.
ATOLLCoral ring
ATOLLWake Island, for one
ATOLLLagoon enclosure
ATOLLLagoon locale
ATOLLLagoon site
ATOLLRing in the ocean