barrier island

1. 1.

   a long narrow sandy island (wider than a reef) running parallel to the shore

   Broaderisland

   NarrowerHatteras Island

Questions about barrier island

What does barrier island mean?

barrier island means "a long narrow sandy island (wider than a reef) running parallel to the shore".

Is barrier island a common word?

barrier island is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.