lumbar

adjective lum·bar \ ˈləm-bər , -ˌbär \

Definition of lumbar

: of, relating to, or constituting the loins or the vertebrae between the thoracic vertebrae and sacrum
  • lumbar region

Examples of lumbar in a Sentence

  1. This seat provides good lumbar support.

Origin and Etymology of lumbar

New Latin lumbaris, from Latin lumbus loin — more at loin


LUMBAR Defined for English Language Learners

lumbar

adjective

Definition of lumbar for English Language Learners

  • medical : relating to or lying near the lower back


Medical Dictionary

lumbar

adjective lum·bar \ ˈləm-bər, -ˌbär \

medical Definition of lumbar

1 : of, relating to, or constituting the loins or the vertebrae between the thoracic vertebrae and sacrum
  • the lumbar region
2 : of, relating to, or being the abdominal region lying on either side of the umbilical region and above the corresponding iliac region

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