hemicephalalgia

[ hĕm′ē-sĕf′ə-lăljə ]

n.

Headache affecting one side of the head, characteristic of migraine.hemicrania
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.