without regard to something else, especially something specified; ignoring or discounting (usually followed by of): Irrespective of my wishes, I should go.

Nearby words

  1. irresistible,
  2. irresoluble,
  3. irresolute,
  4. irresolution,
  5. irresolvable,
  6. irrespirable,
  7. irresponsibility,
  8. irresponsible,
  9. irresponsive,
  10. irresuscitable

Origin of irrespective

First recorded in 1630–40; ir-2 + respective

Related formsir·re·spec·tive·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for irrespectively

  • Irrespectively of the evidence in this case you would not have thought him to be a man likely to commit such a crime?

    Phineas Redux|Anthony Trollope
  • This seems to show how potent are the conditions of life, irrespectively of the variations being in any way beneficial.

  • And then individually to himself, Kenelm, irrespectively of the Three Fishes,—what a humiliation!

    Kenelm Chillingly, Complete|Edward Bulwer-Lytton
  • If I profit on the transaction of buying 1000 quarters of wheat for gold, I do so irrespectively of all other exchanges by others.

British Dictionary definitions for irrespectively



irrespective of (preposition) without taking account of; regardless of


informal regardless; without due considerationhe carried on with his plan irrespective
Derived Formsirrespectively, adverb

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 irrespectively



1620s (implied in irrespectively), "disrespectful," from assimilated form of in- (1) "not, opposite of" + respective. Meaning "without taking account of (something)" is from 1690s. Main modern use is adverbial ("irrespective of"), attested from 1839.

Online Etymology Dictionary, © 2010 Douglas Harper