delir'ium

[L. delirare, to be crazy.] condition of extreme mental, and usually motor, excitement, marked by a rapid succe ion of confused and imconnected ideas, often with illusions and hallucinations, ac'tive d., d. accompanied, by motor excitement, acute' d., grave d. anz'ious d., a condition of mild psychomotor disturbance in which the prominent note is a sort of incoherent apprehension or anxiety, collapse' d., one caused by extreme physical depre ion induced by a shock, profuse hemorrhage, exhausting labor, etc. d. alco hori cum, d. tremens, d. ambitio's um, d. grand ios tun. d. cord'is, extreme irregularity in rhythm and force of the heart's action, d. grandio's um, d. of grandeur, d. in which the subject is filled with ideas of his own importance, wealth, or power, d. mus's itans [L. mu it are, to mutter], muttering d., a form common in low fevers in which the subject is unconscious, but constantly mutters incoherently, d. of persecu'- tion, d. in which the subject has the delusion that he is being persecuted, d. si'ne delir'io [delirium without delirium], an abortive form of delirium tremens, in which all the symptoms of tremor, precordial distre , dyspepsia, anxiety, restle ne , and sweating are present, but in which mental confusion and hallucinations do not supervene, d. tre'mens [L. tremere, to dread], a form of acute insanity due to alcoholic poisoning, marked by sweating, tremor, atonic dyspepsia, restle ne , anxiety, precordial distre , mental confusion, and hallucinations, d. vesan'icum [L. vesania, insanity], insanity, grave d., acute d., a very pronounced and severe form of d. usually presaging the death of the patient, low d., a form in which there is little excitement, either mental or motor, the ideas being confused and incoherent, but following each other slowly, se'- nile d., the mental feeblene of extreme old age; dotage, tox'ic d., d. caused by the action of some poison, traumat'ic d., d. following a severe injury.