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Definitions

hallucinate

[huh-loo-suh-nayt] / həˈlu səˌneɪt /


Example Sentences

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Generative AI systems are known for their ability to "hallucinate" and assert falsehoods as fact, even sometimes invent sources for inaccurate information.

From BBC ● Sep. 14, 2026

When Yayoi Kusama was 10 years old, she began to hallucinate.

From The Wall Street Journal ● Aug. 27, 2026

But new research suggests there may be a more concerning issue emerging: humans can begin to "hallucinate with AI."

From Science Daily ● May 11, 2026

AI tools are known to hallucinate, or make up information.

From Los Angeles Times ● Apr. 14, 2026

Perhaps it had escaped and was hiding in one of the dark corners of the room, or maybe Joseph’s fever was causing him to hallucinate.

From "The Marvels" by Brian Selznick

If an agent hallucinates, Arcade can catch the error and correct it, allowing the workflow to continue, he said.

From The Wall Street Journal ● Jun. 15, 2026

"This means that visual information about things happening in the outside world becomes less accessible to our consciousness. To fill this gap in the puzzle, our brain inserts fragments from memory -- it hallucinates."

From Science Daily ● Feb. 15, 2026

What good is AI that analyzes financial data if it hallucinates numbers?

From MarketWatch ● Nov. 3, 2025

The puppeteer even hallucinates seeing Eric standing next to him, wisecracking and poking holes in his ego - because "puppets say the things we can't".

From BBC ● May 26, 2024

As she puts tomatoes into boxes, she hallucinates that she is slicing open a juicy one and sprinkling it with salt.

From "Enrique's Journey" by Sonia Nazario

The different types of AI-inspired losses range from bodily injury and property damage—caused by, say, an error-prone factory robot—to copyright infringement, unauthorized data disclosures, hallucinated errors and regulatory penalties.

From The Wall Street Journal ● Oct. 16, 2026

One out of every five answers "contained major accuracy issues, including hallucinated details and outdated information."

From Barron's ● Oct. 21, 2025

But Hancock’s declaration included three hallucinated references apparently generated by ChatGPT, the AI bot he had consulted while writing it.

From Los Angeles Times ● May 22, 2025

It can use the camera to describe its surroundings – sometimes - but it hallucinated a lot.

From BBC ● Jun. 6, 2024

“The Dauntless serum gives hallucinated realities, Candor’s gives the truth, Amity’s gives peace, Erudite’s gives death—” At this, Tris visibly shudders, but Johanna continues as if it didn’t happen.

From "Allegiant" by Veronica Roth

Meghan Cliffel was eight months postpartum from the birth of her second daughter when she began hallucinating.

From BBC ● Aug. 19, 2026

"This risk of a model making errors or hallucinating cannot be fully avoided in any technical way," said Munich Re's head of AI insurance, Michael von Gablenz.

From Barron's ● Mar. 15, 2026

Participants in the second schizophrenia group, those without recent hallucinations, showed brain responses that fell between the healthy group and the hallucinating group.

From Science Daily ● Jan. 23, 2026

A hallucinating encyclopedia may not be exactly what you’re looking for when you’re doing research, but that’s what writer Stephen Harrison found when he dug into Elon Musk’s new A.I.-powered Grokipedia.

From Slate ● Nov. 17, 2025

“Jesus,” he muttered privately, “now he’s hallucinating on me.”

From "A Walk in the Woods" by Bill Bryson


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