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Topic: OCEANOGRAPHY

tide-mark

 noun
     
tide-mark [countable]
1HEO a mark left on the beach by the sea, that shows how high the sea reached
2 British English informalDHC a dirty mark left around the inside of a bath by the water
Definition of tide-mark from the Longman Dictionary of Contemporary English within
the topic OCEANOGRAPHY

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barrier reef bed chart continental shelf coral reef cross-current current ebb(n) ebb(v) freshwater high water mark iceberg ice cap ice pack ice sheet low water mark marine maritime ocean oceanography pack ice rock pool roller saltwater sandbank sand bar sea sediment sedimentary shoal sound soundings spray spring tide spume strait strength submarine surf tidal tidal wave tide tide-mark tide pool tidewater trench tsunami undersea undertow wave

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