noun, plural im·pi·e·ties.

lack of piety; lack of reverence for God or sacred things; irreverence.
lack of dutifulness or respect.
an impious act, practice, etc.

Origin of impiety

1300–50; Middle English impietie < Latin impietās, equivalent to impi(us) impious + -etās, variant, after vowels, of -itās -ity Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for impiety

Contemporary Examples of impiety

Historical Examples of impiety

  • Their spirit of profanation and impiety arrived at the extreme pitch.

  • Which shows, Socrates, how little they know what the gods think about piety and impiety.

  • Euthyphro replies, that 'Piety is what is dear to the gods, and impiety is what is not dear to them.'

  • In the Euthyphro, Socrates is awaiting his trial for impiety.

  • I am sure, therefore, that you know the nature of piety and impiety.

British Dictionary definitions for impiety


noun plural -ties

lack of reverence or proper respect for a god
any lack of proper respect
an impious act
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 impiety

mid-14c., from Old French impieté (12c.), from Latin impietatem (nominative impietas) "irreverence, ungodliness; disloyalty, treason," noun of quality from impius (see impious).

Online Etymology Dictionary, © 2010 Douglas Harper