仙せん腸ちょう関かん節せつMeanings1nounsacroiliac jointanatomy›Anatomical term for the joint between the sacrum and the ilium.仙せん腸ちょう関かん節せつの痛いたみは腰よう痛つうの原げん因いんの一ひとつです。Pain in the sacroiliac joint is one cause of lower back pain.
