What is beach?

beach meaning in Military terminology / glossary / dictionary is:
1. The area extending from the shoreline inland to a marked change in physiographic form or material, or to the line of permanent vegetation (coastline).
Source: JP 3-02

2. In amphibious operations, that portion of the shoreline designated for landing of a tactical organization.
Source: JP 3-02


reference: DOD Dictionary of Military and Associated Terms