acquittalEnglishOxford American Thesaurusacquittal noun 1 we make every effort to secure the acquittal of our clients: absolution, clearing, exoneration, exculpation, declaration of innocence; discharge, release, freeing, liberation, deliverance; vindication; informal let-off, letting off. ▷antonyms conviction. 2 archaic we received no guidance for the acquittal of these duties: discharge, execution, performance, doing, carrying out, effecting, implementation, implementing, bringing off, accomplishment, achievement, fulfillment, fulfilling, completion, completing; informal pulling off; rare effectuation.