Defn: The height to which works are raised above the bottom of the ditch. Wilhelm.
8. (Physical Geog.)
Defn: The elevations and surface undulations of a country. Guyot. Relief valve, a valve arranged for relieving pressure of steam, gas, or liquid; an escape valve.
Syn. — Alleviation; mitigation; aid; help; succor; assistance; remedy; redress; indemnification.
RELIEFFUL
Re*lief"ful (r-lf"fl), a.
Defn: Giving relief. [Obs.]
RELIEFLESS
Re*lief"less, a.
Defn: Destitute of relief; also, remediless.
RELIER
Re*li"er (r-l"r), n. Etym: [From Rely.]
Defn: One who relies.