unabraded
/ʌnˈæbɹeɪd/Definitions
1. adjective
Not worn or eroded away, especially by the action of the sea.
“The unabraded stone was exposed on the beach.”
2. noun
A part of a wave or current that has not yet been worn away by abrasion.
“The unabraded part of the rock was a visible sign of the ocean’s power.”