[ ir-i-lij-uhn ]
See synonyms for: irreligionirreligionist on

  1. lack of religion.

  2. hostility or indifference to religion; impiety.

Origin of irreligion

First recorded in 1585–95, irreligion is from the Latin word irreligiōn- (stem of irreligiō). See ir-2, religion

Other words from irreligion

  • ir·re·li·gion·ist, noun

Words Nearby irreligion Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use irreligion in a sentence

  • Perhaps also greater liberty of thought and speech caused irreligion to take a more avowed and visible form.

    The English Church in the Eighteenth Century | Charles J. Abbey and John H. Overton
  • Yet let no one think that irreligion is advocated in this book.

    Lavengro | George Borrow
  • His flippancy and irreligion as he grew old alarmed the Comtesse de Gramont, who was very devout, for the safety of his soul.

    Court Beauties of Old Whitehall | W. R. H. Trowbridge
  • That writer was not far wrong who asserted that irreligion is but one form of the insanity which is born of immoral living.

    The War Upon Religion | Rev. Francis A. Cunningham
  • The collision in the drama is not at all between "bigoted churchmanship" and evangelicalism, but between irreligion and religion.

British Dictionary definitions for irreligion


/ (ˌɪrɪˈlɪdʒən) /

  1. lack of religious faith

  2. indifference or opposition to religion

Derived forms of irreligion

  • irreligionist, noun

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