01 n. A state in which the thoughts, expressions, and actions are wild, irregular, and incoherent; mental aberration; a roving or wandering of th…
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1.
A state in which the thoughts, expressions, and actions are wild, irregular, and incoherent; mental aberration; a roving or wandering of the mind, -- usually dependent on a fever or some other disease, and so distinguished from mania, or madness.(Med.)
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2.
Strong excitement; wild enthusiasm; madness.“The popular delirium [of the French Revolution] at first caught his enthusiastic mind.” — W. Irving.“The delirium of the preceding session (of Parliament).” — Morley.
Phrases & compounds
Delirium tremens —
a violent delirium induced by the excessive and prolonged use of intoxicating liquors.
Traumatic delirium —
a variety of delirium following injury.
Syn.
Insanity; frenzy; madness; derangement; aberration; mania; lunacy; fury. See Insanity.