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Definitions

hallucinate

[huh-loo-suh-nayt] / həˈlu səˌneɪt /


Example Sentences

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An automated healthcare agent that processes a routine prescription refill can’t afford to hallucinate so much as a single digit in a prescription number, lest the patient receive an incorrect medication with potentially harmful effects.

From The Wall Street Journal ● Jun. 25, 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

As they do, however, experts have warned their potential to make things up - or "hallucinate" as the industry describes it - could intensify.

From BBC ● Apr. 30, 2026

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

From Los Angeles Times ● Apr. 14, 2026

My fever gets worse, and during one terrible evening I start to hallucinate.

From "Landscape with Invisible Hand" by M.T. Anderson

It explains why AI hallucinates and makes other mistakes.

From The Wall Street Journal ● Feb. 26, 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

Sometimes Enrique hallucinates that someone is chasing him.

From "Enrique's Journey" by Sonia Nazario

There have been a smattering of cases that hint at possible outcomes, like the 2024 case involving an Air Canada chatbot that hallucinated that a discount was available for bereavement tickets.

From The Wall Street Journal ● Sep. 22, 2026

"Many of these manipulated images have the hallmarks of imperfect AI-generation: odd angles, blurred details, and hallucinated features that don't align with reality," Africk told AFP.

From Barron's ● Mar. 9, 2026

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

He trotted past where I stood beneath the tree, his bare feet slapping the walk in the silence, going for a few feet and then the high, hallucinated cry beginning again.

From "Invisible Man" by Ralph Ellison

When generative AI systems give incorrect answers, people often describe the problem as AI "hallucinating at us," meaning the technology produces false information that users may mistakenly believe.

From Science Daily ● May 11, 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

But AI large language models can make mistakes, or even make things up - known as "hallucinating".

From BBC ● Mar. 3, 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

Then he started hallucinating and exhibiting increasingly bizarre and erratic behavior.

From "Just Mercy" by Bryan Stevenson


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