erosion
Pronunciation:
/əˈɹəʊʒən//əˈɹoʊʒən/noun
Definitions
The result of having been worn away or eroded, as by a glacier on rock or the sea on a cliff face.
The changing of a surface by mechanical action, friction, thermal expansion contraction, or impact.
The gradual loss of something as a result of an ongoing process.
Example: the erosion of a person's trust
Destruction by abrasive action of fluids.