- faultless; flawless; irreproachable: impeccable manners.
- not liable to sin; incapable of sin.
Origin of impeccable
SynonymsSee more synonyms for impeccable on Thesaurus.com
Examples from the Web for impeccability
I assured him of the impeccability of his attire, and commented on its splendour.Simon the Jester
William J. Locke
She thought Miss Rexhill a most imposing young woman and she believed in the impeccability of the well-to-do.Hidden Gold
Henry, on his side, was determined to allow nothing to stand in his way, whilst keeping up his appearance of impeccability.
Obviously, she had founded her plan of impeccability on the grand phrase—'Could you endure to share me with another?'The Child of Pleasure
His white suits lost their impeccability; often he left the upper button open.Caybigan
- without flaw or error; faultlessan impeccable record
- rare incapable of sinning
Word Origin and History for impeccability
1530s, "not capable of sin," from Middle French impeccable (15c.) or directly from Late Latin impeccabilis "not liable to sin," from assimilated form of in- "not, opposite of" (see in- (1)) + pecare "to sin," of unknown origin. Meaning "faultless" is from 1610s. Related: Impeccably.