update one's priors

verb

To change one's beliefs in the face of new evidence.

Meanings

verbupdate one's priors (third-person singular simple present updates one's priors, present participle updating one's priors, simple past and past participle updated one's priors)

present singular third person updates one's priors · participle present updating one's priors · participle past updated one's priors · past updated one's priors

  1. rationalist communityTo change one's beliefs in the face of new evidence.

    (title)

    2022 January 9, Conor Friedersdorf, “Justice Reformers Need to Update Their Priors”, in The Atlantic
    3 more examples

    In others words, the study doesn't make me think I should update my priors much at all.

    2016 March 23, Aaron E. Carroll, “In Defense of Moderate Drinking (Again)”, in New York Times

    I think that is a testament to documentary audiences: the film absolutely requires an open mind and heart and a willingness to update your priors in the face of new information.

    2019 April 19, Simon Thompson, quoting Penny Lane, “The Devilishly Compelling 'Hail Satan?' Challenges More Than Preconceptions”, in Forbes

    Every so often a story comes along that causes me to update my priors — that is, to rethink what I thought I knew.

    2019 September 19, Tyler Cowen, “What the Jeffrey Epstein Case Says About Elite Men”, in Bloomberg

    Synonyms: revise one's priors

Synonyms & antonyms

verbTo change one's beliefs in the face of new evidence.

Cite this entry
APA

update one's priors. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/update%20one's%20priors

MLA

“update one's priors.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/update%20one's%20priors. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “update one's priors,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/update%20one's%20priors.

Source: update one's priors on Wiktionary, CC BY-SA 4.0.