Category:Apoplexy

Ap"o*plex`y, n. Etym: [OE. poplexye, LL. poplexia, apoplexia, fr. Gr. apoplexie. See Plague.] (Med.)

Defn: Sudden diminution or loss of consciousness, sensation, and voluntary motion, usually caused by pressure on the brain.

Note: The term is now usually limited to cerebral apoplexy, or loss of consciousness due to effusion of blood or other lesion within the substance of the brain; but it is sometimes extended to denote an effusion of blood into the substance of any organ; as, apoplexy of the lung.