EXONERATION
vindication, exoneration
(noun) the act of vindicating or defending against criticism or censure etc.; “friends provided a vindication of his position”
exoneration
(noun) the condition of being relieved from blame or obligation
Source: WordNet® 3.1
Noun
exoneration (countable and uncountable, plural exonerations)
An act of disburdening, discharging, or freeing morally from a charge or imputation.
(uncountable) The state of being disburdened or freed from a charge.
Source: Wiktionary
Ex*on`er*a"tion, n. Etym: [L. exoneratio: cf. F. Exonération.]
Definition: The act of disburdening, discharging, or freeing morally from a
charge or imputation; also, the state of being disburdened or freed
from a charge.
Source: Webster’s Unabridged Dictionary 1913 Edition