Revetment

n.

1.

(Fort. & Engin.) A facing of wood, stone, or any other material, to sustain an embankment when it receives a slope steeper than the natural slope; also, a retaining wall.

Noun	1.	revetment - a barrier against explosives
	2.	revetment - a facing (usually masonry) that supports an embankment Synonyms: revetement, stone facing

barrier