coral island

coral island
    a) A relict coral reef that stands above sea level and surrounded by water (e.g., Florida Keys).
   Carbonate sands rich in coral and shell fragments generally mantle the underlying flat coral platform.
    b) An oceanic island formed from coral accumulations lying atop or fringing volcanic peaks or platforms.
   SW & GG

Glossary of landform and geologic terms. 2013.

Look at other dictionaries:

  • coral island — noun An island formed from coral • • • Main Entry: ↑coral …   Useful english dictionary

  • Coral island — For the novel, see The Coral Island. A coral island is the result of an atoll whose lagoon has dried up or been filled in with coral sand and detritus. This state is typically the last in the life cycle of an island, the first being volcanic and… …   Wikipedia

  • coral island — koralų rifai statusas T sritis ekologija ir aplinkotyra apibrėžtis Atogrąžų jūrų seklumos arba salos, susidariusios iš kolonijinių madreporinių koralų ir kt. organizmų klintinių skeletų sankaupų, o paviršiuje – iš gyvų koralų. Sudaro ilgas… …   Ekologijos terminų aiškinamasis žodynas

  • coral island — /kɒrəl ˈaɪlənd/ (say koruhl uyluhnd) noun an island made from a coral reef …   Australian English dictionary

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  • The Coral Island —   …   Wikipedia

  • coral reef — a reef composed mainly of coral and other organic matter of which parts have solidified into limestone. [1735 45] * * * Ridge or hummock formed in shallow ocean areas from the external skeletons of corals. The skeleton consists of calcium… …   Universalium

  • island — Synonyms and related words: aerodrome, air base, airdrome, airfield, airport, ait, archipelagian, archipelagic, archipelago, atoll, bar, cay, close off, continental island, coral head, coral island, coral reef, cut off, enisle, field, heliport,… …   Moby Thesaurus

  • coral reef — Synonyms and related words: ait, archipelago, atoll, bank, bar, bill, breakwater, cape, cay, chersonese, continental island, coral head, coral island, delta, flat, ford, foreland, head, headland, holm, hook, insularity, island, island group,… …   Moby Thesaurus