1) Coastal geography 
Pocket beach is usually a small beach, between two headlands. In an idealized setting, there is very little or no exchange of sediment between the pocket beach and the adjacent shorelines. Pocket beaches can be natural or artificial. Many natural pocket beaches exist throughout the world. Artificial pocket beaches are usually constructed in areas ...
A BEACH, usually small, between two headlands.
Small, narrow beach, usually crescentic, at head of a bay or small inlet.