Exonerate (?), v. t. [imp. & p. p. Exonerated (?); p. pr. & vb. n. Exonerating (?).] [L. exoneratus, p. p. of exonerare to free from a burden; ex out, from onerare to load, onus load. See Onerous.] 1. To unload; to disburden; to discharge. [Obs.]
[1913 Webster]

All exonerate themselves into one common duct. Ray.
[1913 Webster]

2. To relieve, in a moral sense, as of a charge, obligation, or load of blame resting on one; to clear of something that lies upon oppresses one, as an accusation or imputation; as, to exonerate one's self from blame, or from the charge of avarice. Burke.
[1913 Webster]

3. To discharge from duty or obligation, as a bail.

Syn. -- To absolve; acquit; exculpate. See Absolve.
[1913 Webster]