fal·​si·​ty | \ ˈfȯl-sə-tē How to pronounce falsity (audio) \
plural falsities

Definition of falsity

1 : something false : lie
2 : the quality or state of being false

Keep scrolling for more

Examples of falsity in a Sentence

a papal letter condemning secularism and other movements that the church considered to be falsities of the modern age when questioned by his parents about his drug use, the teenager told one blatant falsity after another
Recent Examples on the Web Defamation requires more than proof of falsity. . . . Jack Greiner, The Enquirer, 4 June 2021 For some employers, the intuitive conclusion that workers are just waiting out their unemployment benefit trumps its empirical falsity. Michael Hiltzik, Los Angeles Times, 7 May 2021 In the context of a global public health emergency, companies like Facebook, Twitter, and Google began removing posts containing misleading information about the coronavirus, which required them to make judgments about truth and falsity. Gilad Edelman, Wired, 27 Apr. 2021 Twenty years of high-stakes testing has demonstrated the falsity of that belief. Diane Ravitch, The New Republic, 25 Feb. 2021 In many cases, the boundary between truth and falsity is blurred. Star Tribune, 17 Feb. 2021 Until recently, this obviously false contention could make sense as a rhetorical gambit, indeed one that depended on its falsity for its effectiveness. Adolph Reed Jr., The New Republic, 8 Dec. 2020 The foundation is also thinking about how detectors can be kept up-to-date as deepfakes evolve, perhaps by maintaining ever-growing collections of AI falsity to retrain the fake-flagging algorithms. Tom Simonite, Wired, 16 Nov. 2020 To be sure, Mr. Henrich would insist that his thesis says nothing about the truth or falsity of Catholic doctrine. Christopher Levenick, WSJ, 2 Oct. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'falsity.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of falsity

13th century, in the meaning defined at sense 1

Keep scrolling for more

Learn More About falsity

Time Traveler for falsity

Time Traveler

The first known use of falsity was in the 13th century

See more words from the same century

Statistics for falsity

Last Updated

13 Jun 2021

Cite this Entry

“Falsity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/falsity. Accessed 20 Jun. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Keep scrolling for more

More Definitions for falsity



English Language Learners Definition of falsity

: the quality of not being true or accurate : the quality of being false
: an untrue statement


fal·​si·​ty | \ ˈfȯl-sə-tē How to pronounce falsity (audio) \
plural falsities

Kids Definition of falsity

2 : the quality or state of being not true or genuine The jury will determine the truth or falsity of the statement.


fal·​si·​ty | \ ˈfȯl-sə-tē How to pronounce falsity (audio) \
plural falsities

Legal Definition of falsity

1 : something false
2 : the quality or state of being false did not establish the falsity of the statement

More from Merriam-Webster on falsity

Thesaurus: All synonyms and antonyms for falsity

Nglish: Translation of falsity for Spanish Speakers

Britannica.com: Encyclopedia article about falsity


Test Your Vocabulary

Return of Name that Color!

  • a light greenish blue color
  • Name that color:
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!


Anagram puzzles meet word search.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!