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or gullable

[guhl-uh-buh l] /ˈgʌl ə bəl/
easily deceived or cheated.
Origin of gullible
First recorded in 1815-25; gull2 + -ible
Related forms
gullibility, noun
gullibly, adverb
credulous, trusting, naive, innocent, simple, green. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for gullibility
Contemporary Examples
Historical Examples
  • But anger at my own gullibility had killed her power to draw me, and I shook her off.

    City of Endless Night Milo Hastings
  • We seem to identify imagination with gullibility or vague thinking.

    Here and Now Story Book Lucy Sprague Mitchell
  • From a physiological point of view the gullibility of the audience is astounding.

    Indian Conjuring L. H. Branson
  • True, there are limits to its gullibility; there are suggestions from which it recoils.

    Egotism in German Philosophy

    George Santayana
  • Sampson sat meditating on the gullibility of man in matters medical.

    Hard Cash Charles Reade
  • His gullibility was such that he believed everything he was told.

    An Atheist Manifesto Joseph Lewis
  • People must learn to curb their gullibility in such affairs.

    The Business of Mining Arthur J. Hoskin
British Dictionary definitions for gullibility


easily taken in or tricked
Derived Forms
gullibility, noun
gullibly, adverb
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
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Word Origin and History for gullibility

1793, earlier cullibility (1728), probably from gull (n.2) "dupe, sucker" + -ability.



1825, apparently a back-formation from gullibility. Gullable is attested from 1818.

Online Etymology Dictionary, © 2010 Douglas Harper
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