An act of disburdening, discharging, or freeing morally from a charge or imputation(noun)
The state of being disburdened or freed from a charge.(noun)
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Use "exoneration" in a sentence
"I happen to feel that his personal exoneration is going to work out to his benefit ..."
"Was it fair for the media to point out -- Clarence Page used the word exoneration, but the fact that Rove won't be charged with the crime doesn't mean that he was totally honest about his role in this matter back in 2003."
"Hewitt is seeking exoneration from a possible $103,000 fine for allegedly not fulfilling his media commitments this month at the Cincinnati Tennis Masters tournament."