Sacrosciatic :: Sacrosciatic (a.) Of or pertaining to both the sacrum and the hip; as, the sacrosciatic foramina formed by the sacrosciatic ligaments which connect the sacrum and the hip bone..
Sacrovertebral :: Sacrovertebral (a.) Of or pertaining to the sacrum and that part of the vertebral column immediately anterior to it; as, the sacrovertebral angle..