HALLUCINATIONS Synonyms: 73 Similar and Opposite Words

hallucinations

noun

plural of hallucination

as in visions

a conception or image created by the imagination and having no objective reality were the voices real, or merely a hallucination?

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as in delusions

a false idea or belief the common hallucination that gluttony during the holiday season doesn't have consequences

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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 hallucinations The Harlem native’s hallucinations take him above the clouds to a smoker’s paradise. — Michael Saponara, Billboard, 19 Oct. 2026 Instead, businesses need to pay attention to AI-specific metrics such as data drift, hallucinations, reasoning loops and token consumption. — Klaudia Zaika, Forbes.com, 16 Oct. 2026 Some companies are developing compounds designed to produce antidepressant effects without hallucinations or other intense subjective experiences. — Meghana Keshavan, STAT, 15 Oct. 2026 Ultimately, the court did not sanction Wagner in the case, but the decision stands to put attorneys and other professionals in Tax Court on notice that AI hallucinations will not be tolerated. — Kaitlin Newkirk, The Conversation, 14 Oct. 2026 In humans, symptoms often include fever, weakness and headache before progressing to tingling sensations, anxiety, agitation, abnormal behavior, hallucinations, difficulty swallowing, coma and death. — Dean Fioresi, CBS News, 6 Oct. 2026 For instance, in 2024, archaeologists found that an ancient Egyptian vase in the shape of the deity Bes showed traces of chemical plant compounds known to produce hallucinations. — ArsTechnica, 2 Oct. 2026 For Madison, these AI hallucinations exacerbate some people’s preexisting anxieties about wine. — Gaby Del Valle, The Verge, 2 Oct. 2026 Recently, he’s been dealing with heart disease, an eye problem, spinal surgery and auditory hallucinations. — Laura Ungar, Los Angeles Times, 30 Sep. 2026

Recent Examples of Synonyms for hallucinations

Noun

Some opening day effects are long gone, such as the illusion created by actual shifting doors at the start of the attraction, or visions of tumbling rubble near its beginning.

— Todd Martens, Los Angeles Times, 23 Oct. 2026
Polls now show the two running neck-and-neck in a race marked by sharply different visions for Brazil’s economy, security and place in the world.

— Alessandra Freitas, CNN Money, 23 Oct. 2026

Definition of visions

Noun

Every Saturday morning, about 190 starry-eyed students ages 10 to 18 attend classes in everything from puppetry, mime and clowning to juggling, card tricks, illusions, mentalism, stage magic, theater production and escapology.

— Julie Bourdin, NPR, 25 Oct. 2026
Pokémon cards, a pricey Ferrari shirt and a touristy museum of illusions.

— Jeanne Bonner, CNN Money, 16 Oct. 2026

Definition of illusions

Noun

The words cut sharply into the jumble of to-do lists, fantasies, snippets of possible writing, worry, and leftover traces of postpartum depression that constituted my mind in the early months of 1993.

— Via Scribner, Literary Hub, 9 Oct. 2026
Every week, the critics and editors at The New York Times Book Review pick the most interesting and notable new releases, from literary fiction and serious nonfiction to thrillers, romance novels, fantasies, mysteries and everything in between.

— New York Times, New York Times, 8 Oct. 2026

Definition of fantasies

Noun

Also intertwined are ancient myths of warring city-states, the raw, moody poetry of John Keats, and the modern battle between a faithless husband and his wife, the poem’s raging speaker.

— Merve Emre, New Yorker, 21 Oct. 2026
But Brigid also appears throughout the early Irish myths as a member of the aes sidhe.

— Literary Hub, Literary Hub, 21 Oct. 2026

Definition of myths

Noun

This helps warm up the imagination; daydreams, nightmares are easy ways in.

— Emily Temple, Literary Hub, 20 Oct. 2026
The songs on Purdy also have the tone of journal entries, detailing haggard trips to the grocery store, daydreams about his young daughters’ glamorous adult lives, and observations about the banality of oppression.

— Dash Lewis, Pitchfork, 15 Oct. 2026

Definition of daydreams

Noun

Verizon’s 2026 healthcare breach snapshot identifies vulnerability exploitation, phishing and credential abuse among initial access routes, alongside persistent staff errors and misconfigurations.

— Aliasgar Dohadwala, Forbes.com, 26 Oct. 2026
Potential industrial applications This was then used to tell the robot’s limbs what moves to make, all the while monitoring the cube’s state to check and correct for errors.

— Christopher McFadden, Interesting Engineering, 25 Oct. 2026

Definition of errors

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hallucination

hallucinations

hallucinatory

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“Hallucinations.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hallucinations. Accessed 28 Oct. 2026.

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Synonyms of hallucinations

noun

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