lumbosacral Meaning, Definition & Usage
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adjective of or relating to or near the small of the back and the back part of the pelvis between the hips
WordNet
Lum`bo*sa"cral noun
Etymology
L.Definitions
(Anat.) Of or pertaining to the loins and sacrum; as, the .lumbosacral nerve, a branch of one of the lumber nerves which passes over the sacrum
