lum·​bar | \ ˈləm-bər How to pronounce lumbar (audio) , -ˌbär How to pronounce lumbar (audio) \

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.
Recent Examples on the Web During the next three weeks, nurses regularly drew cerebrospinal fluid from the lumbar drain to test for any infection. Raquel Rutledge, Milwaukee Journal Sentinel, 29 Nov. 2010 Jenkins missed the final three games of his final season at Oklahoma State with a lumbar issue., 18 Aug. 2021 The lumbar support hugs your back to mimic a cushion. Chris Hachey, BGR, 18 Aug. 2021 His combine medical report listed a lumbar strain, according to a league source. Brad Biggs,, 18 Aug. 2021 The company said that lumbar support was hardly ever used by customers and that Autopilot’s cameras were sufficient, but analysts said the moves appeared to have been prompted at least in a part by the shortage of chips. New York Times, 2 July 2021 Hernandez’s daughter, who was not properly restrained in a car seat, suffered multiple spinal and lumbar fractures, which left her partially paralyzed on the left side of her body, court records said. Jacob Beltran, San Antonio Express-News, 2 July 2021 The company recently removed features in the Model 3 and Model Y, such as lumbar support for the front passenger seat. Chris Isidore, CNN, 1 June 2021 Fiers began the season on the IL with a lumbar strain and was activated April 26. Matt Kawahara, San Francisco Chronicle, 8 May 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lumbar.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of lumbar

circa 1656, in the meaning defined above

History and Etymology for lumbar

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

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Time Traveler for lumbar

Time Traveler

The first known use of lumbar was circa 1656

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Dictionary Entries Near lumbar

lumbang oil


lumbar puncture

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Statistics for lumbar

Last Updated

18 Sep 2021

Cite this Entry

“Lumbar.” Dictionary, Merriam-Webster, Accessed 18 Sep. 2021.

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More Definitions for lumbar



English Language Learners Definition of lumbar

: relating to or lying near the lower back


lum·​bar | \ ˈləm-bər, -ˌbär How to pronounce lumbar (audio) \

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

More from Merriam-Webster on lumbar

Britannica English: Translation of lumbar for Arabic Speakers


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