migraines

Noun

migraine (countable and uncountable, plural migraines)

1. A severe, disabling headache, usually affecting only one side of the head, and often accompanied by nausea, vomiting, photophobia and visual disturbances.
   • He had a headache so bad that he wished he was dead, but it was the sort of migraine that promised him he would continue to suffer but not die.

   Synonyms:

   hemicrania, megrim, migraine headache, sick headache

2. A neurological condition characterised by such headaches.
   • Syncope is estimated to occur in bouts of headache in approximately 5% of adult patients with migraine.1995, Robert A. Davidoff, Migraine: Manifestations, Pathogenesis, and Management, page 60