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Definition of: delirium
(di·lir′ē·əm) noun
1. A sporadic or temporary mental disturbance associated with fever, intoxication, shock, or injury and marked by restlessness, excitement, hallucinations, and general incoherence.
2. Intense excitement; frenzy; rapture. See synonyms under INSANITY. [<L <delirare <de- down, away + lira a furrow, track]
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