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monomania

[ mon-uh-mey-nee-uh, -meyn-yuh ]
/ ˌmɒn əˈmeɪ ni ə, -ˈmeɪn yə /
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See synonyms for: monomania / monomaniacal / monomaniac on Thesaurus.com

noun
(no longer in technical use) a psychosis characterized by thoughts confined to one idea or group of ideas.
an inordinate or obsessive zeal for or interest in a single thing, idea, subject, or the like.
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Origin of monomania

From New Latin, dating back to 1815–25; see origin at mono-, -mania

OTHER WORDS FROM monomania

mon·o·ma·ni·ac [mon-uh-mey-nee-ak], /ˌmɒn əˈmeɪ niˌæk/, nounmon·o·ma·ni·a·cal [mon-uh-muh-nahy-uh-kuhl], /ˌmɒn ə məˈnaɪ ə kəl/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use monomania in a sentence

British Dictionary definitions for monomania

monomania
/ (ˌmɒnəʊˈmeɪnɪə) /

noun
an excessive mental preoccupation with one thing, idea, etc

Derived forms of monomania

monomaniac, noun, adjectivemonomaniacal (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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