Synonyms & Antonyms of delusion

1 a conception or image created by the imagination and having no objective reality
  • her idea that her new man is a long lost prince is surely just a delusion

Synonyms for delusion

Words Related to delusion

Phrases Synonymous with delusion

Near Antonyms for delusion

2 a false idea or belief
  • he appears to suffer from the delusion that he's the best reporter in the business

Synonyms for delusion

Words Related to delusion

Antonyms for delusion

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Frequently Asked Questions About delusion

How does the noun delusion contrast with its synonyms?

Some common synonyms of delusion are hallucination, illusion, and mirage. While all these words mean "something that is believed to be true or real but that is actually false or unreal," delusion implies an inability to distinguish between what is real and what only seems to be real, often as the result of a disordered state of mind.

delusions of persecution

When can hallucination be used instead of delusion?

While in some cases nearly identical to delusion, hallucination implies impressions that are the product of disordered senses, as because of mental illness or drugs.

suffered from terrifying hallucinations

Where would illusion be a reasonable alternative to delusion?

The synonyms illusion and delusion are sometimes interchangeable, but illusion implies a false ascribing of reality based on what one sees or imagines.

an illusion of safety

When is it sensible to use mirage instead of delusion?

The words mirage and delusion can be used in similar contexts, but mirage in its extended sense applies to an illusory vision, dream, hope, or aim.

claimed a balanced budget is a mirage

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Time Traveler for delusion

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The first known use of delusion was in the 15th century

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Cite this Entry

“Delusion.” Thesaurus, Merriam-Webster, Accessed 16 Jan. 2021.

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More from Merriam-Webster on delusion

Dictionary: Definition of delusion

Medical Dictionary: Definition of delusion

Nglish: Translation of delusion for Spanish Speakers

Britannica English: Translation of delusion for Arabic Speakers Encyclopedia article about delusion

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