ischium


is·chi·um

noun \ˈis-kē-əm\
plural is·chia\-ə\

Definition of ISCHIUM

: the dorsal and posterior of the three principal bones composing either half of the pelvis
is·chi·al \-əl\ adjective

Origin of ISCHIUM

Latin, hip joint, from Greek ischion
First Known Use: 1646

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