Definitions for "Lumbar spine"
Keywords:  thorax, pelvis, vertebrae, loin, spine
Portion of the vertebral column located between the thorax and the pelvis. image
Part of the spinal column pertaining to the loins, between the thorax and the pelvis.
The lower part of the spine, consisting of five vertebrae, L1 - L5, stacked on the top of the sacrum. Most movement in this region occurs at L5-S1 and L4-L5.
Keywords:  lower, back
Lower back.