ˈmīˌgrān noun
( -s )
Etymology: French, from Late Latin hemicrania pain in one side of the head, from Greek hēmikrania, from hēmi- hemi- + kranion skull — more at cranium
1. : a condition that is marked by recurrent usually unilateral severe headache often accompanied by nausea and vomiting and followed by sleep, that tends to occur in more than one member of a family, and that is of uncertain origin though attacks appear to be precipitated by dilatation of intracranial blood vessels
2. : an episode or attack of migraine
suffered from migraines all her life