[ fuh-too-i-tee, -tyoo- ]
See synonyms for fatuity on Thesaurus.com
noun,plural fa·tu·i·ties.
  1. complacent stupidity; foolishness.

  2. something foolish; bêtise.

Origin of fatuity

First recorded in 1530–40; from Latin fatuitās; see fatuous, -ity

Words Nearby fatuity

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use fatuity in a sentence

  • I might add that at last they become terrible, and disgust every one by their fatuity and nonsense.

  • With a fatuity hardly more credible than creditable, the Lalugwumps, as they call themselves, deny the immortality of the soul.

  • Troy remembered her dissertations on the steamer, and winced at a fresh display of such fatuity in such a scene.

    The Marne | Edith Wharton
  • With singular fatuity none of the officers or seamen were armed, although the ship was well provided with weapons.

    South American Fights and Fighters | Cyrus Townsend Brady
  • "Oh, you needn't fear; you shan't lose me," the girl replied with charming gross fatuity.

    The Tragic Muse | Henry James

British Dictionary definitions for fatuity


/ (fəˈtjuːɪtɪ) /

nounplural -ties
  1. complacent foolishness; inanity

  2. a fatuous remark, act, sentiment, etc

  1. archaic idiocy

Derived forms of fatuity

  • fatuitous, adjective

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