De·pau·per·ate v. t. & i. [imp. & p. p. Depauperated p. pr. & vb. n. Depauperating ] To make poor; to impoverish.
Liming does not depauperate; the ground will last long, and bear large grain. --Mortimer.
Humility of mind which depauperates the spirit. --Jer. Taylor.