Definition of "credulity"
noun
countable and uncountable, plural credulities
(now nonstandard) Faith, credence; acceptance or maintenance of a belief.
Quotations
Do you think Mr. Allworthy hath more contempt for money than other men because he professes more? Such credulity would better become one of us weak women, than that wise sex which heaven hath formed for politicians. Indeed, brother, you would make a fine plenipo to negotiate with the French.
1749, Henry Fielding, The History of Tom Jones, a Foundling, volumes (please specify |volume=I to VI), London: A[ndrew] Millar, […], book 6
As Challenger spoke of his pterodactyl I glanced at Professor Summerlee, and for the first time I seemed to see some signs of a dawning credulity and repentance. There was no sneer upon his thin lips, but, on the contrary, a gray, drawn look of excitement and amazement. Challenger saw it, too, and reveled in the first taste of victory.
1912, Arthur Conan Doyle, chapter 9, in The Lost World […], London, New York, N.Y.: Hodder and Stoughton