transverse ridges of sacrum
(redirected from lineae transversae ossis sacri)trans·verse ridges of sacrum
[TA]one of four ridges that cross the pelvic surface of the sacrum; these mark the positions of the intervertebral discs between the bodies of the five sacral vertebrae in the immature bone.
Synonym(s): lineae transversae ossis sacri [TA]