migraine


mi·graine

noun \ˈmī-ˌgrān, British often ˈmē-\

Definition of MIGRAINE

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 <suffers from migraines>—called also sick headache
mi·grain·ous \-ˌgrā-nəs\ adjective

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