the act or state of eroding; state of being eroded.

the process by which the surface of the earth is worn away by the action of water, glaciers, winds, waves, etc.

noun

building , construction , rebuilding , strengthening

noun

abrasion , attrition , consumption , corrosion , decrease , desedimentation , despoliation , destruction , disintegration , eating away , grinding down , spoiling , washing away , wear , wearing downnotes:abrasion is the process of wearing down or rubbing away by means of friction; corrosion is the act or process of destroying a metal or alloy gradually , especially by oxidation or chemical action; erosion is any of a group of natural processes , including weathering , dissolution , and transportation , by which material is worn away from the earth\'s surface , ablation , badlands , cavitation , corrasion , denudation , depletion , deterioration , detrition , detritus , eroding , groyne , ulceration