fixed idea

SEE SYNONYMS FOR fixed idea ON THESAURUS.COM

noun

a persistent or obsessing idea, often delusional, that can, in extreme form, be a symptom of psychosis.

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earnest
full seriousness, as of intention or purpose.
a feeling of dread, anxiety, or anguish.
urgent character; imperativeness; insistence; importunateness.
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Origin of fixed idea

First recorded in 1820–30

Words nearby fixed idea

fixed cost, fixed costs, fixed drug eruption, fixed exchange rate, fixed head, fixed idea, fixed investment trust, fixed liability, fixed link, fixed macrophage, fixed oil
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Words related to fixed idea

craziness, fascination, lunacy, rage, passion, frenzy, craze, enthusiasm, dementia, obsession, craving, fad, infatuation, desire, bee, partiality, aberration, hang-up, furor, fancy

British Dictionary definitions for fixed idea

fixed idea

noun

an idea, esp one of an obsessional nature, that is persistently maintained and not subject to changeAlso: idée fixe
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

Medical definitions for fixed idea

fixed idea

n.

An often unreasonable idea or feeling that persists despite evidence to the contrary or efforts to ignore it; an obsession.idée fixe
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.