denudation
n. ஆடை நீக்குதல், அம்மணமாக்குதல்,(மண்) மேற்பரப்புப் பாறை நீக்கம்.
Den`u*da"tion, n. Etym: [L. denudatio: cf. F. dénudation.] 1. The act of stripping off covering, or removing the surface; a making bare. 2. (Geol.) Defn: The laying bare of rocks by the washing away of the overlying earth, etc.; or the excavation and removal of them by the action of running water.