Main Entry: is·chi·um

Pronunciation: \ˈis-kē-əm\

Function: noun

Inflected Form(s): plural is·chia \-ə\

Etymology: Latin, hip joint, from Greek ischion

Date: 1646

: the dorsal and posterior of the three principal bones composing either half of the pelvis

— is·chi·al \-əl\ adjective