interischiadic

in·ter·is·chi·ad·ic

(in'tĕr-is'kē-ad'ik),
Between the two ischia; especially, between the two tuberosities of the ischia.
Synonym(s): intersciatic

interischiadic

(ĭn″tĕr-ĭs″kē-ăd′ĭk) [L. inter, between, + Gr. ischion, hip]
Between the ischia of the pelvis.