intermenstrual pain

[ ĭn′tər-mĕnstrōō-əl ]

n.

Pelvic discomfort occurring at the midpoint of the menstrual cycle.
mittelschmerz
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.