as in to see
to see or sense something or someone that is not really there; to have hallucinations
The patient may hallucinate if she has a fever.
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Recent Examples of hallucinate
MacAskill was one of the inspirations for Arthur Candlewick, the patriarch of a wealthy British family, who, after spending three days hallucinating at the bottom of a mineshaft, decides to give everything away.
—
Ben Brooks
july 17, Literary Hub, 17 July 2025
Most recently, Newsom touted artificial intelligence as both a solution to bureaucratic bloat and a revenue generator for the state, despite questions about the industry’s shaky business models and large language models’ tendency to hallucinate, or present false information.
—Molly Gibbs, Sacbee.com, 16 July 2025
Some of the most sophisticated new reasoning models are hallucinating more frequently, for reasons that aren’t clear to researchers.
—Jeffrey Sonnenfeld, Time, 16 July 2025
For example, OpenAI’s 03 and 04-mini models hallucinate—that is, makes up its own answers to questions—around 30 to 50% of the time, per the company’s own recent tests.
—Victoria Feng, Forbes.com, 15 July 2025
See All Example Sentences for hallucinate
Ben Brooks
july 17, Literary Hub, 17 July 2025
Most recently, Newsom touted artificial intelligence as both a solution to bureaucratic bloat and a revenue generator for the state, despite questions about the industry’s shaky business models and large language models’ tendency to hallucinate, or present false information.
—Molly Gibbs, Sacbee.com, 16 July 2025
Some of the most sophisticated new reasoning models are hallucinating more frequently, for reasons that aren’t clear to researchers.
—Jeffrey Sonnenfeld, Time, 16 July 2025
For example, OpenAI’s 03 and 04-mini models hallucinate—that is, makes up its own answers to questions—around 30 to 50% of the time, per the company’s own recent tests.
—Victoria Feng, Forbes.com, 15 July 2025
See All Example Sentences for hallucinate
Recent Examples of Synonyms for hallucinate
Verb
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The Enquirer reached out to Kings Island following the announcement of the ride's closure to see what would replace Boo Blasters and if the building would be torn down.—
Haadiza Ogwude,
The Enquirer,
13 Aug. 2025
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Anyone who’s hoping to see Byrne reunite with Talking Heads is out of luck.—
Simon Vozick-Levinson,
Rolling Stone,
13 Aug. 2025
Verb
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Richardson’s boss, Homeland Security Secretary Kristi Noem, has joined her boss, President Donald Trump, in openly daydreaming about killing the agency.—
Mark Gongloff,
Mercury News,
23 July 2025
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For those of us who’ve daydreamed about blowing up our art lives to become public defenders, the nitty-gritty coverage in pieces like this one covering Minnesota’s pre-trial system is most welcome.—
Brittany Allen,
Literary Hub,
8 July 2025
Verb
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The play imagines what would happen if President Abraham Lincoln's assassination wasn't exactly a bad thing for his insufferable wife.—
Nigel Smith,
People.com,
7 Aug. 2025
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If a highly fit teenage boy can die of heat stroke on a hot day, imagine the degree of challenge to older folks who typically are much less fit.—
Bryant Stamford,
The Courier-Journal,
7 Aug. 2025
Verb
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Sweeney plays a meek diner waitress named Penny Jo, who dreams of becoming a country singer and gets caught up in a bloody battle for a pricey Native American relic.—
Patrick Ryan,
USA Today,
14 Aug. 2025
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Last season’s semi-final heartbreak against Inter is still firmly in the minds of all dressing-room members, who want to use it as fuel to dream big again.—
Pol Ballús,
New York Times,
13 Aug. 2025
Verb
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The bottom line is downright depressing: short of a direct U.S. military intervention that no serious analyst would contemplate, Trump’s toolkit to will a Ukraine peace deal into existence is bare.—
Daniel DePetris,
Time,
7 Aug. 2025
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Hodges has been contemplating his future, talking with God to figure things out.—
La Risa R. Lynch,
jsonline.com,
7 Aug. 2025
Verb
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The Startup Nation’s best minds would stop fantasizing about Palo Alto and choose to stay.—
David Remnick,
New Yorker,
28 July 2025
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For anyone who’s ever fantasized about riding horseback on a beach with a salty breeze blowing in the air, this is the place to satisfy your wildest whims.—
Tara Massouleh McCay,
Southern Living,
27 July 2025
Verb
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In the most generous sense, that is what Palantir’s data analytics tools do: Allow users — mostly military and government agencies, but also private-sector companies — to better visualize large datasets.—
Allison Morrow,
CNN Money,
7 Aug. 2025
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As each tadpole hatches, a big red number appears on the screen to help children visualize exactly how that number looks in the real world.—
Marilyn La Jeunesse,
Parents,
5 Aug. 2025
Verb
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Managers and their co-workers need to work hard to establish the link between the team goals and the firms vision and show how their work can effect the performance of the organization.—
Andrew Mawson,
Forbes,
27 Sep. 2024
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In 2019, under the guidance of Assembly Chair Felix Rivera, the Assembly hired Laurie Wolf to facilitate a series of three strategic visioning meetings to better define our goals for years 2019-2021.—
Anchorage Daily News,
Anchorage Daily News,
28 Mar. 2020
Cite this Entry
“Hallucinate.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hallucinate. Accessed 21 Aug. 2025.
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