Synonym Chooser

How does the noun hallucination contrast with its synonyms?

Some common synonyms of hallucination are delusion, illusion, and mirage. While all these words mean "something that is believed to be true or real but that is actually false or unreal," hallucination implies impressions that are the product of disordered senses, as because of mental illness or drugs.

suffered from terrifying hallucinations

When is it sensible to use delusion instead of hallucination?

The words delusion and hallucination are synonyms, but do differ in nuance. Specifically, 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 illusion be used instead of hallucination?

Although the words illusion and hallucination have much in common, illusion implies a false ascribing of reality based on what one sees or imagines.

an illusion of safety

When is mirage a more appropriate choice than hallucination?

While in some cases nearly identical to hallucination, mirage in its extended sense applies to an illusory vision, dream, hope, or aim.

claimed a balanced budget is a mirage

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of hallucination In addition to his dementia, Wilson had for decades struggled with depression and a schizoaffective disorder, the latter of which triggered auditory hallucinations, even while on tour and working in the studio with the Beach Boys. Jami Ganz, New York Daily News, 26 June 2025 Her present day interactions with the Liars have all been hallucinations of their ghosts. Elizabeth Logan, Glamour, 25 June 2025 Ruiz’s father told San Antonio Express-News that his son had been exhibiting signs of a mental disorder, including having hallucinations and making paranoid accusations, in the days leading up to the stabbing. David Matthews, New York Daily News, 2 July 2025 On Thursday, June 26, the father of 14-year-old Zane Wach shared an update on the teen's health following an incident two weeks ago, in which Zane began experiencing hallucinations due to what doctors believe was altitude sickness. Charlotte Phillipp, People.com, 29 June 2025 See All Example Sentences for hallucination
Recent Examples of Synonyms for hallucination
Noun
  • Binaural beats are an auditory illusion created when two tones of slightly different frequencies are played separately into each ear at the same time.
    Noma Nazish, Forbes.com, 26 July 2025
  • The illusion of home network security Most people believe that a Wi-Fi password is enough to protect their home network.
    Kurt Knutsson, FOXNews.com, 25 July 2025
Noun
  • In certain contexts, that unrestrained flattery might lead to psychological distress: In recent months, there have been growing reports of individuals experiencing AI psychosis, in which extensive conversations with chatbots may have amplified delusions.
    Lila Shroff, The Atlantic, 24 July 2025
  • That's a chronic mental health condition where a person experiences symptoms of schizophrenia, such as hallucinations or delusions, and mood disorders like depression.
    Steve Drummond, NPR, 23 July 2025
Noun
  • Gellar's appearance comes first, during a creepy dream sequence.
    Brendan Morrow, USA Today, 20 July 2025
  • The fun part about bringing back the character, Helen Shivers, for a nightmarish dream sequence is that the star who played her, Sarah Michelle Gellar, is also Prinze’s longtime wife.
    Tim Lammers, Forbes.com, 20 July 2025
Noun
  • Reason 2: The Obsession with Control The second myth plaguing modern business is the assumption that complex systems can be controlled through tighter management processes.
    Tima Bansal, Forbes.com, 11 July 2025
  • In my own writing, the process of myth making fascinates me.
    Irenosen Okojie July 11, Literary Hub, 11 July 2025
Noun
  • The maid gazes out the window, her mouth slightly open, as if lost in boredom or a daydream.
    Jerry Saltz, Vulture, 2 July 2025
  • For a home base that’s as inspiring as the journey itself, The Ritz-Carlton, Half Moon Bay rises from the cliffs like something out of a coastal daydream.
    Roger Sands, Forbes.com, 1 July 2025
Noun
  • Pilot error caused the crash, according to a final report from the National Transportation Safety Board.
    Perry Vandell, AZCentral.com, 25 July 2025
  • Without a robust knowledge foundation, these early wins can mask serious risks—from compliance breaches to costly decision errors.
    Stéphane Donzé, Forbes.com, 25 July 2025
Noun
  • The First Adventure, which introduced her to readers in 1983, serves as an excellent gateway to the fantasy genre.
    The Atlantic Culture Desk, The Atlantic, 23 July 2025
  • This fantasy was not unlike the others many young girls my age felt in the early 2010s who were enchanted by One Direction.
    Sam Woodward, USA Today, 23 July 2025
Noun
  • The plan is the department's effort to establish a clear vision while seeking community input to create a roadmap for the department over the next five years.
    Jade Jackson, IndyStar, 24 July 2025
  • According to Patrick Brady, the director, having a research center rather than a group of independently operating scientists can help guide a long-term vision for research.
    Andrew Montequin, jsonline.com, 24 July 2025

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Cite this Entry

“Hallucination.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hallucination. Accessed 29 Jul. 2025.

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