/ ɪgˈzɒnəreɪt; NAmE -ˈzɑːn-/ verb
[ vn ] exonerate sb (from sth) ( formal ) to officially state that sb is not responsible for sth that they have been blamed for :
The police report exonerated Lewis from all charges of corruption.
► ex·on·er·ation / ɪgˌzɒnəˈreɪʃn; NAmE -ˌzɑːnə-/ noun [ U ]
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WORD ORIGIN
late Middle English : from Latin exonerat- freed from a burden, from the verb exonerare , from ex- from + onus , oner- a burden.