
1) Coastal and oceanic landform
Found on
https://www.crosswordclues.com/clue/barrier-island

Barrier Islands, a coastal landform and a type of barrier system, are exceptionally flat and lumpy areas of sand, that are parallel to the mainland coast. They usually occur in chains, consisting of anything from a few islands to more than a dozen. Excepting the tidal inlets that separate the islands, a barrier chain may extend uninterrupted for o...
Found on
http://en.wikipedia.org/wiki/Barrier_island

(from the article `coastal landforms`) ...embayments, many of which are fed by streams. Such embayments are called estuaries, and they receive much sediment due to runoff from an adjacent ...
Found on
http://www.britannica.com/eb/a-z/b/25

Long, narrow island situated parallel to a shore and built by the action of waves and currents; a habitat often used by nesting and migrating waterbirds.
Found on
http://www.encyclo.co.uk/local/22218

A ridge of sand that runs parallel to the main coast but is separated from it by a bay or lagoon. Barrier islands range from 10 to 100 kilometers in length and from 2 to 5 kilometers in width. A barrier island may be as high as 6 meters above sea level. barrier reef A long, narrow reef that runs parallel to the main coast but is separated from it ...
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http://www.encyclo.co.uk/local/22291

A long, narrow island parallel to the shore, composed of sand and built by wave action.
Found on
http://www.encyclo.co.uk/local/22392

An elongate island of sand or gravel formed parallel to a coast.
Found on
http://www.evcforum.net/WebPages/Glossary_Geology.html

Long, narrow islands of sand and/or gravel that are usually aligned parallel to the shore of some coasts.
Found on
http://www.physicalgeography.net/physgeoglos/b.html

A long, narrow island parallel to the shore, composed of sand and built by wave action.
Found on
http://www.scientificpsychic.com/etc/geology-glossary.html

A detached portion of a barrier beach between two inlets.
Found on
http://www.stripers247.com/Fishing-Glossary.php

[
n] - a long narrow sandy island (wider than a reef) running parallel to the shore
Found on
http://www.webdictionary.co.uk/definition.php?query=barrier%20island

a long, broad, sandy island lying parallel to a shore built up over time by the action of waves, currents and winds that protects the shore from the effects of the ocean.
Found on
https://gdep.ecology.uga.edu/glossary/

A detached portion of a BARRIER BEACH between two inlets. See Figure6.
Found on
https://www.encyclo.co.uk/local/20127
noun a long narrow sandy island (wider than a reef) running parallel to the shore
Found on
https://www.encyclo.co.uk/local/20974

Long island of sand, lying offshore and parallel to the coast. Some are over 100 km/60 mi in length. Most barrier islands are derived from marine sands piled up by shallow longshore currents that sweep sand parallel to the seashore. Others are derived from former spits, connected to land and built up by drifted sand, that were later severed fro...
Found on
https://www.encyclo.co.uk/local/21221
No exact match found.