Pronunciation: (ig-zon'u-rāt"), [key]
—v.t., -at•ed, -at•ing.
1. to clear, as of an accusation; free from guilt or blame; exculpate: He was exonerated from the accusation of cheating.
2. to relieve, as from an obligation, duty, or task.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.