English version

barrier reef

From Longman Dictionary of Contemporary English
Related topics: Nature, Geography, Oceanography
barrier reefˌbarrier ˈreef noun [countable]  DNSGa line of coral (=pink stone-like substance) separated from the shore by water
Examples from the Corpus
barrier reefThus, the fringing reef would be changed into a barrier reef and finally into an atoll if the island subsided completely.
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