WorldAugust 23, 2026

hallucinated

huh-LOO-suh-nay-tid

Definition

In the context of artificial intelligence, to generate false or nonsensical information while presenting it as factual or authoritative.

Etymology

Derived from the Latin 'hallucinari', meaning to wander in the mind or dream. The term evolved into its modern psychological usage before being adopted in computer science to describe AI output errors.

In the news

The word describes how an AI program fabricated non-existent legal case law, which was then erroneously submitted to a court by an attorney. It highlights the dangers of relying on machine-generated output without verification.

Letters to the Editor: Insurance case involving phony, AI-generated law is ‘beyond comprehension’

Read the full article ↗

Los Angeles Times

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