1. A wandering of the mind; disorder of the intellect; a state in which the ideas of a person are wild, irregular, and unconnected; a state of rapt enthusiasm. Delirium ebriosum, a mania in one of an excitable temperament, due to intoxication, that is marked by an uncontrollable craving for drink, until at length loathing sets in, which is followed by a fit of sickness and recovery. Delirium nervosum, a delirium induced by a wound in persons of a weak nervous temperament. Delirium tremens, a disease of the brain, produced by excessive and prolonged use of spirituous liquors.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• deliris,
• delirioum,
• deutrium,
• dilerium,
• delierium,
• delirum,
• delerium,
• delirous,
• deliruim,
• deturium,
• deliurim,
• deterium,
• delerius,
• delirim,
• delirius,
• deliroum,
• dellirium,
• deliquum,
• deliquuim,
• deliquium

The adjective form of the word "delirium" is "delirious".

The plural form of the word "delirium" is "deliriums" or "deliria". Both are considered correct, but "deliria" is more commonly used.

The singular form of the word "delirium" is "delirium". The word does not change in its singular form.