1
as in visions
a conception or image created by the imagination and having no objective reality
were the voices real, or merely a hallucination?
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in delusions
a false idea or belief
the common hallucination that gluttony during the holiday season doesn't have consequences
Synonyms & Similar Words
Antonyms & Near Antonyms
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Recent Examples of hallucinations
The precarious state of her mind forces us to question whether Sylvia and Ted are ghosts, hallucinations or literary inventions sprung to life.
—
Theater Critic, Los Angeles Times, 14 Feb. 2026
The bank is also moving workers to new roles like AI evaluators, who test and evaluate the bank’s new AI initiatives, as well as agent monitoring monitors, who scan chat logs between customers and the bank’s AI chatbot, DBS Joy, for possible hallucinations.
—Angelica Ang, Fortune, 13 Feb. 2026
The novel follows Emma Starling, who returns to her small New Hampshire hometown to be with her father, diagnosed with a rare brain illness that causes hallucinations.
—Anne Gelhaus, Mercury News, 8 Feb. 2026
Companies haven’t proved yet that their models are free from hallucinations.
—The Week Us, TheWeek, 4 Feb. 2026
The results indicate that techniques such as cropping images so models focus their attention on relevant regions and applying reinforcement learning for reasoning can minimize hallucinations in VLMs.
—IEEE Spectrum, 29 Jan. 2026
Mushroom poisoning can lead to liver damage, kidney damage, hallucinations, seizures and even death.
—Tim Fang, CBS News, 28 Jan. 2026
Seventeen percent of central Slovakian Parkinson’s patients experience hallucinations.
—Rafil Kroll-Zaidi, Harpers Magazine, 27 Jan. 2026
Healthcare institutions also face legitimate concerns about AI hallucinations — instances where the model generates plausible-sounding but medically inaccurate information.
—Sahar Hashmi, Forbes.com, 25 Jan. 2026
Theater Critic, Los Angeles Times, 14 Feb. 2026
The bank is also moving workers to new roles like AI evaluators, who test and evaluate the bank’s new AI initiatives, as well as agent monitoring monitors, who scan chat logs between customers and the bank’s AI chatbot, DBS Joy, for possible hallucinations.
—Angelica Ang, Fortune, 13 Feb. 2026
The novel follows Emma Starling, who returns to her small New Hampshire hometown to be with her father, diagnosed with a rare brain illness that causes hallucinations.
—Anne Gelhaus, Mercury News, 8 Feb. 2026
Companies haven’t proved yet that their models are free from hallucinations.
—The Week Us, TheWeek, 4 Feb. 2026
The results indicate that techniques such as cropping images so models focus their attention on relevant regions and applying reinforcement learning for reasoning can minimize hallucinations in VLMs.
—IEEE Spectrum, 29 Jan. 2026
Mushroom poisoning can lead to liver damage, kidney damage, hallucinations, seizures and even death.
—Tim Fang, CBS News, 28 Jan. 2026
Seventeen percent of central Slovakian Parkinson’s patients experience hallucinations.
—Rafil Kroll-Zaidi, Harpers Magazine, 27 Jan. 2026
Healthcare institutions also face legitimate concerns about AI hallucinations — instances where the model generates plausible-sounding but medically inaccurate information.
—Sahar Hashmi, Forbes.com, 25 Jan. 2026
Recent Examples of Synonyms for hallucinations
Noun
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Believe it or not, American free skier Nick Goepper, a three-time Olympic medalist, thinks growing up in Indiana—a location that doesn’t exactly conjure up visions of powdery snow and ski chalets—worked to his advantage.—
Sean Gregory,
Time,
18 Feb. 2026
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In thrall to visions of virtual apocalypse, Land soon saw his life fall apart.—
James Duesterberg,
New Yorker,
18 Feb. 2026
Noun
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Mitchell, who had religious delusions, had previously worked as a roofer on the family’s house.—
David Faris,
TheWeek,
16 Feb. 2026
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So the dreams — or delusions — of past officials proved false.—
Edward Lotterman,
Twin Cities,
1 Feb. 2026
Noun
-
At that moment, her Olympic dreams seemed to be dashed.—
Don Riddell,
CNN Money,
17 Feb. 2026
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What started as a spontaneous offer between two strangers has turned into a sisterhood between 13 brides — with a single wedding dress helping all of their dreams come true.—
David Begnaud,
CBS News,
16 Feb. 2026
Noun
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Rybakina was under more scoreboard pressure in her service games, but Sabalenka’s opportunities were mostly illusions.—
Matthew Futterman,
New York Times,
31 Jan. 2026
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Saturn brings accountability, Neptune dissolves illusions and Aries demands action.—
Valerie Mesa,
PEOPLE,
30 Jan. 2026
Noun
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And now masked Proud Boys can cosplay their paramilitary fantasies, shatter our Constitutional rights, and disappear humans while the federal government flippantly threatens its citizens with the Insurrection Act and Aliens Enemies Act.—
Literary Hub,
Literary Hub,
19 Feb. 2026
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Barbie is a Pisces, after all, so go ahead and embrace your Barbie World fantasies with a head-to-toe pink outfit.—
Katherine J Igoe,
InStyle,
19 Feb. 2026
Noun
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One of the persistent myths of the ’90s is that, with the runaway success of Nirvana’s Nevermind, label executives stopped searching for pop stars and focused on regional scenes to uncover unlikely diamonds in the rough like the Goo Goo Dolls.—
Sam Sodomsky,
Pitchfork,
14 Feb. 2026
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Many myths about surrogacy persist, but the practice remains one that is legal and for which surrogates are fairly compensated.—
Kris Ann Valdez,
Parents,
13 Feb. 2026
Noun
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Shortly after, the book began to take shape, with new elements often arriving in vivid daydreams and eerie nightmares.—
Charlie Vargas,
Oc Register,
30 Jan. 2026
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And like the iconic Orient-Express (whose original route has been revived by Belmond's Venice Simplon-Orient-Express), the Champagne flutes, suited servers, and glossy design of this locomotive hold a seductive potential for daydreams and drama.—
Arati Menon,
Condé Nast Traveler,
28 Jan. 2026
Noun
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Judges have a duty to ensure that a person’s liberty, due process rights, and privacy are not compromised by administrative or technical errors.—
Charlotte Observer,
Charlotte Observer,
13 Feb. 2026
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But those errors didn’t stop his performance on Sunday from helping Team USA earn a gold medal in the team figure skating event.—
Hanna Wickes,
Kansas City Star,
13 Feb. 2026
Cite this Entry
“Hallucinations.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hallucinations. Accessed 21 Feb. 2026.
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