What does "unexceptionable" mean?

Unexceptionable: Not liable to any exception or objection; unobjectionable; faultless; good; excellent; as, a man of most unexceptionable character. -- Un`ex*cep"tion*a*ble*ness, n. -- Un`ex*cep"tion*a*bly, adv. Chesterfield is an unexceptionable witness. Macaulay.

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