impeccable

[im-pek-uh-buhl]

See more synonyms for impeccable on Thesaurus.com

adjective

faultless; flawless; irreproachable: impeccable manners.
not liable to sin; incapable of sin.

Origin of impeccable

First recorded in 1525–35, impeccable is from the Latin word impeccābilis faultless, sinless. See im-², peccable

Related formsim·pec·ca·bil·i·ty, nounim·pec·ca·bly, adverb

Synonyms for impeccable

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1. unassailable, unexceptionable.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for impeccable

precise, unblemished, exquisite, immaculate, accurate, aces, clean, correct, exact, faultless, infallible, innocent, irreproachable, nice, perfect, pure, right, sinless, stainless, unerring

Examples from the Web for impeccable

Contemporary Examples of impeccable

It is quite glamorous at first though—with you in that impeccable white suit.
Viggo Mortensen Talks ‘The Two Faces of January,’ Blasts Fox News and Israel’s ‘State Terrorism’
Marlow Stern
September 27, 2014
Le Monde once called his résumé "so impeccable that it's almost discouraging."
This Scary-Smart New Minister of Economy Might Just Turn France Around
Tracy McNicoll
August 31, 2014
Two Rivers functions like a fanboy gift shop with impeccable replica items.
Would-Be Congressman Can’t Quit Saddam
Gideon Resnick
June 27, 2014
Also back is that impeccable writing, packed with all the weird, wonderful one-liners that fans fell in love with last season.
‘Orange Is the New Black’ Season Two Is More Bingeworthy Than the First
Kevin Fallon
May 16, 2014
So how do blazers, trousers, and pointed-toe flats an “impeccable dress sense” make?
Anne Hidalgo, Paris’s First Female Mayor, Isn’t a Fashionista…and That’s Quite All Right
Erin Cunningham
April 17, 2014

Historical Examples of impeccable

The impeccable character of the little house had been against it.
K
Mary Roberts Rinehart
Your laundress will report on everything, you know; so you must be impeccable.
The Fortune Hunter
Louis Joseph Vance
How was that to be reconciled with impeccable deference to the ruling religion?
Dreamers of the Ghetto
I. Zangwill
I think we could get the newscasts to see it as impeccable public behavior.
Tinker's Dam
Joseph Tinker
And what—if I may take the liberty—seeks our excellent and impeccable Gaul so far west?
Doom Castle
Neil Munro

British Dictionary definitions for impeccable

impeccable

adjective

without flaw or error; faultlessan impeccable record
rare incapable of sinning

Derived Formsimpeccability, nounimpeccably, adverb

Word Origin for impeccable

C16: from Late Latin impeccābilis sinless, from Latin im- (not) + peccāre to sin

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for impeccable

adj.

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.