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 Fit a lumbar reservoir in the lower hydration pocket, or stash a bottle in the right hip belt pocket, which has a mesh base for just this purpose. Adrienne Donica, Popular Mechanics, "Hit the Trail as a Family With These Great Baby Carriers for Hiking," 26 Aug. 2020 The Carbon Edition also features ventilated front seats and a heated steering wheel, a 7.0-inch gauge display, and an eight-way power adjustable driver's seat with lumbar support. Colin Beresford, Car and Driver, "2021 Mazda CX-9 Gets Updated Infotainment, Slight Price Increase," 18 Aug. 2020 That price includes air conditioning; power windows, locks, mirrors, and lumbar support; the V-6 with the four-speed automatic; a four-speaker AM/FM-stereo radio; and premium interior trim. Csaba Csere, Car and Driver, "Tested: 1986 Ford Taurus LX Shapes the Future of the Family Sedan," 2 July 2020 This can include adjustable back heights, seat depth, armrests, lumbar support and more. Hanna Horvath, NBC News, "How to buy the best ergonomic office chair, according to experts," 18 June 2020 Chairs should have lumbar support, meaning the back of the chair should be flush against you. Christine Burroni, Travel + Leisure, "We Asked a Chiropractor for Tips on Maintaining Good Posture While Working From Home," 3 May 2020 Lumbar and back support: While a cheap office chair might offer very little lumbar support (and my awful folding chair had none), a good chair should be adjustable enough to support your spine in a variety of sitting positions. Eric Ravenscraft, New York Times, "My Long, Unending Journey to Find Perfect Office Equipment," 8 Apr. 2020 Beyond its obvious purpose as a beacon for alien civilizations, the benefits of the Strawbelisk are twofold: Ground crops are elevated, saving you lumbar stress, and critters are thwarted. Matt Bean, Sunset Magazine, "How to Build the Tesla of Raised Bed Planters, The Strawbelisk," 31 Mar. 2020 The ones in the NSX provide plenty of lateral support, but the base only adjusts fore and aft and lacks enough thigh support, while the back needs more lumbar support. Jonathan M. Gitlin, Ars Technica, "1,200 uncomfortable miles in a gorgeous Acura NSX hybrid supercar," 12 Mar. 2020

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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Statistics for lumbar

Last Updated

5 Sep 2020

Cite this Entry

“Lumbar.” Dictionary, Merriam-Webster, Accessed 21 Sep. 2020.

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More Definitions for lumbar


How to pronounce lumbar (audio) How to pronounce lumbar (audio)

English Language Learners Definition of lumbar

medical : 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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