[ mith-uh-mey-nee-uh ]
/ ˌmɪθ əˈmeɪ ni ə /

noun Psychiatry.

lying or exaggerating to an abnormal degree.

Origin of mythomania

First recorded in 1905–10; mytho- + -mania
Related formsmyth·o·ma·ni·ac [mith-uh-mey-nee-ak] /ˌmɪθ əˈmeɪ niˌæk/, noun, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for mythomania

  • To dart a lance at mythomania is his delight, while preserving the impassibility of a Parnassian.

British Dictionary definitions for mythomania


/ (ˌmɪθəʊˈmeɪnɪə) /


psychiatry the tendency to lie, exaggerate, or relate incredible imaginary adventures as if they had really happened, occurring in some mental disorders
Derived Formsmythomaniac (ˌmɪθəʊˈmeɪnɪˌæk), noun, adjective
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