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monomania

[mon-uh-mey-nee-uh, -meyn-yuh] /ˌmɒn əˈmeɪ ni ə, -ˈmeɪn yə/
noun
1.
(no longer in technical use) a psychosis characterized by thoughts confined to one idea or group of ideas.
2.
an inordinate or obsessive zeal for or interest in a single thing, idea, subject, or the like.
Origin
1815-1825
1815-25; < Neo-Latin; see mono-, -mania
Related forms
monomaniac
[mon-uh-mey-nee-ak] /ˌmɒn əˈmeɪ niˌæk/ (Show IPA),
noun
monomaniacal
[mon-uh-muh-nahy-uh-kuh l] /ˌmɒn ə məˈnaɪ ə kəl/ (Show IPA),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for mono-maniac

monomania

/ˌmɒnəʊˈmeɪnɪə/
noun
1.
an excessive mental preoccupation with one thing, idea, etc
Derived Forms
monomaniac, noun, adjective
monomaniacal (ˌmɒnəʊməˈnaɪəkəl) 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
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Word Origin and History for mono-maniac
monomania
1823, from Mod.L., from Gk. monos "single, alone" + mania. Probably on model of earlier Fr. monomanie. Form of insanity in which the patient is mad on one subject only.
Online Etymology Dictionary, © 2010 Douglas Harper
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mono-maniac in Medicine

monomania mon·o·ma·ni·a (mŏn'ə-mā'nē-ə, -mān'yə)
n.
Pathological obsession with one idea or subject, as in paranoia.


mon'o·ma'ni·ac' (-mā'nē-āk') n.
mon'o·ma·ni'a·cal (-mə-nī'ə-kəl) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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