Erosion: A natural process in which soil and land surface is worn down or washed away by the action of water, wind, ice or landslides.
(soil and land surface; is worn down; L:A natural process) (soil and land surface; washed; away; by the action of water, wind, ice or landslides; L:A natural process)
soil and land surface soil and land surface
is worn down washed
L:A natural process
away by the action of water, wind, ice or landslides L:A natural process