The Collaborative International Dictionary of English v.0.48:

Revet \Re*vet"\ (r[-e]*v[e^]t"), v. t. [imp. & p. p.
   Revetted;p. pr. & vb. n. Revetting.] [See Revetment.]
   (Mil. & Civil Engineering)
   To face, as an embankment, with masonry, wood, or other
   material.
   [1913 Webster]

WordNet (r) 3.0 (2006):

revet
    v 1: construct a revetment
    2: face with a layer of stone or concrete or other supporting
       material so as to retain; "face an embankment"