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cor·ro·sion

corrosion

 
pronunciation:
k ro zhn
part of speech: noun
definition 1: the act or condition of being worn or eaten away slowly.
Many years of bad weather caused the corrosion of the paint on the car.
definition 2: a result of this process. Rust is an example of corrosion.
He patched the corrosion on my car.
similar words:
tarnish