D defs.my
Entry 1 sense Webster, 1913

Ischial

/(ĭs"kĭ*al)/ · Is·chi·al · IPA /ˈɪskɪəl/
01 a. Of or pertaining to the ischium or hip; ischiac; ischiadic; ischiatic.
  1. 1.
    Of or pertaining to the ischium or hip; ischiac; ischiadic; ischiatic.(Anat.)
Phrases & compounds
Ischial callosity — one of the patches of thickened, hairless, and often bright-colored skin, on the buttocks of many apes, as the drill.