/
ˈapəplɛksi/
n.
 (pl. apoplexies)
  - extreme anger.
 - dated unconsciousness or incapacity resulting from a cerebral haemorrhage or stroke.
 
Etymology
ME: from OFr. apoplexie, from late L. apoplexia, from Gk apoplēxia, from apoplēssein ‘disable by a stroke’.