'Lumbar' definitions:
Definition of 'lumbar'
From: WordNet
adjective
Of or relating to or near the part of the back between the ribs and the hipbones; "lumbar vertebrae"
Definition of 'Lumbar'
From: GCIDE
- Lumbar \Lum"bar\, Lumbal \Lum"bal\, a. [L. lumbus loin. See Loin.] (Anat.) Of, pertaining to, or near, the loins; as, the lumbar arteries. [1913 Webster]
- Lumbar region (Anat.), the region of the loin; specifically, a region between the hypochondriac and iliac regions, and outside of the umbilical region. [1913 Webster]