Definition of lumbar in English:


Syllabification: lum·bar
Pronunciation: /ˈləmbər
, ˈləmˌbär


Relating to the lower part of the back: backache in the lumbar region
More example sentences
  • As the lumbar spinal canal shrinks, the nerves that go through it are squeezed.
  • The lower part of the back, the lumbar region, is composed of 5 vertebrae known as L1 to L5.
  • Metastatic disease in the lumbar area can cause spinal cord compression.


mid 17th century: from medieval Latin lumbaris, from Latin lumbus 'loin'.

Definition of lumbar in: