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Definitions

delusional

[dih-loo-zhuh-nl] / dɪˈlu ʒə nl /


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.

Osler says this makes chatbots capable of reinforcing delusional thinking.

From The Wall Street Journal • May 25, 2026

The paper examined real-world examples in which generative AI systems became part of the cognitive process of individuals who had been clinically diagnosed with hallucinations and delusional thinking.

From Science Daily • May 11, 2026

Which is not to say Yee is delusional.

From Los Angeles Times • Mar. 8, 2026

Numerous studies have found that in its eagerness to agree with the user, the model validated unhealthy or dangerous behaviour, and even led people to delusional thinking.

From BBC • Feb. 13, 2026

He was not delusional nor did he have hallucinations—that anyone knows of—so he could not be labeled psychotic.

From "Endgame" by Frank Brady




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