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
This seat provides good lumbar support.
Origin and Etymology of lumbar
New Latin lumbaris, from Latin lumbus loin — more at loin
First Known Use: circa 1656
LUMBAR Defined for English Language Learners
Definition of lumbar for English Language Learners
medical : relating to or lying near the lower back
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
Seen and Heard
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