| impeccable | Not liable to sin; exempt from the possibility of doing wrong. One who is impeccable; especially, one of a sect of Gnostic heretics who asserted their sinlessness. "God is infallible, impeccable, and absolutely perfect." (P. Skelton) Origin: L. Impeccabilis; pref. Im- not + peccare to err, to sin: cf. F. Impeccable. Source: Websters Dictionary (01 Mar 1998) |
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