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Definitions

hallucinate

[huh-loo-suh-neyt] / həˈlu səˌneɪt /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

AI agents are increasingly widespread but experts warn they can "hallucinate" non-existent events.

From Barron's • Feb. 27, 2026

What we don’t know yet is when they hallucinate, or when they veer from guidelines or recommendations.

From Slate • Jan. 21, 2026

“They hallucinate and have trouble with reasoning,” he said.

From MarketWatch • Nov. 29, 2025

Like ChatGPT, these AI-powered assistants sometimes hallucinate, too.

From The Wall Street Journal • Oct. 3, 2025

“I didn’t hallucinate all of that? And—and you saw everything, too?”

From "Throne of Glass" by Sarah J. Maas