[ krej-uh-luhs ]
/ ˈkrɛdʒ ə ləs /


willing to believe or trust too readily, especially without proper or adequate evidence; gullible.
marked by or arising from credulity: a credulous rumor.

Origin of credulous

1570–80; < Latin crēdulus, equivalent to crēd(ere) to believe + -ulus adj. suffix denoting a quality or tendency; see -ous

Related forms

Can be confused

credible credulous Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for credulous

British Dictionary definitions for credulous


/ (ˈkrɛdjʊləs) /


tending to believe something on little evidence
arising from or characterized by credulitycredulous beliefs

Derived Forms

credulously, adverbcredulousness, noun

Word Origin for credulous

C16: from Latin crēdulus, from crēdere to believe
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