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 (mĭth′ə-mā′nē-ə, -mān′yə)
A compulsion to embroider the truth, engage in exaggeration, or tell lies.

myth′o·ma′ni·ac′ (-ăk′) n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Psychiatry) psychiatry the tendency to lie, exaggerate, or relate incredible imaginary adventures as if they had really happened, occurring in some mental disorders
mythomaniac n, adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌmɪθ əˈmeɪ ni ə)

lying or exaggerating to an abnormal degree.
myth`o•ma′ni•ac`, n., adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


Psychiatry. an abnormal propensity to lie, exaggerate, or twist the truth.
See also: Lies and Lying
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.


[ˌmɪθəʊˈmeɪnɪə] nmitomania
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
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References in periodicals archive ?
Some are compulsive liars, others are consummate actors, while some are super photogenic.
Touching about the Supreme Court's verdict on the 'Panama Papers Corruption Case' verdict, Awan said that the court have ruled them as compulsive liars.
He said the people of Sri Lanka are tired of pessimists and compulsive liars and fear mongers.
"We know from the Iraq war that the British political establishment are compulsive liars. But in the case of the dodgy dossier there was at least some pretence of having to provide evidence, albeit evidence that had been entirely fabricated."
He said: "I've been around a long time, around people who are compulsive liars."
There have been some studies that reveal neurological differences in people who are compulsive liars. Relationally and socially, if the person feels they will be attacked or rejected then they are less likely to tell the truth.
NADIYA Hussain joked that her Bake Off win had turned her children into "compulsive liars" and said she "needed therapy" after months of keeping her victory under wraps.