lumbar

L1U1M3B3A1R1
UK/ˈlʌm.bɑː/US/ˈlʌm.bɑɹ/US/ˈlʌm.bɚ/

adjective

Related to the lower back or loin, specifically the five vertebrae between the rib cage and the pelvis.

Similar
lumballow backlower backsmall of the back
OriginLatin lumbāris →
Less commonScrabble 10
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Word of the Day · Jan 16, 2022

Meanings

adjectivelumbar (comparative more lumbar, superlative most lumbar)

comparative more lumbar · superlative most lumbar

  1. Related to the lower back or loin, specifically the five vertebrae between the rib cage and the pelvis.

    The lumbar spine supports the upper body and transmits the weight of the upper body to the pelvis and lower limbs.

    2008, David J. Magee, Orthopedic Physical Assessment, 5th edition, page 515

    Synonyms: lumbal

nounlumbar (plural lumbars)

plural lumbars

  1. informalThe lumbar region.

    Synonyms: low back, lower back, small of the back

  2. A lumbar vertebra.

    The first lumbar moved between the erect position and extreme flexion 8.2 cm.

    1905, Robert W. Lovett, “The mechanism of the normal spine and its relation to scoliosis”, in Boston Medical and Surgical Journal, volume 153, number 13, pages 354–355

Synonyms & antonyms

adjectiveRelated to the lower back or loin, specifically the five vertebrae between the rib cage and the pelvis.

Similar
lumbal

nounThe lumbar region.

Similar
low backlower backsmall of the back
Also see
lower backlumbar spinesmall of the back

Origin

  1. Latinlumbāris
  2. Englishlumbar

From Latin lumbāris, from lumbus (“loin”) + -āris. See loin.

More words from Latin

Full word history & related roots →

Translations

Arabic قَطَنِيّ
  • قَطَنِيّ (qaṭaniyy)related to the lower back or loin
Bulgarian поясен, на кръста
  • поясен (pojasen)related to the lower back or loin
  • на кръста (na krăsta)related to the lower back or loin
Catalan lumbar
  • lumbarrelated to the lower back or loin
Czech bederní
  • bedernírelated to the lower back or loin
Finnish lanne-
  • lanne-related to the lower back or loin
French lombaire
  • lombairerelated to the lower back or loin
German lumbal, Lenden-
  • lumbalrelated to the lower back or loin
  • Lenden-related to the lower back or loin
  • Lumbal-related to the lower back or loin
Icelandic lendar-
  • lendar-related to the lower back or loin
Irish lumbach
  • lumbachrelated to the lower back or loin
Italian lombare
  • lombarerelated to the lower back or loin
Polish lędźwiowy
  • lędźwiowyrelated to the lower back or loin
Portuguese lombar
  • lombarrelated to the lower back or loin
Russian поясничный
  • поясничный (pojasničnyj)related to the lower back or loin
Spanish lumbar, lomoso
  • lumbarrelated to the lower back or loin
  • lomosorelated to the lower back or loin
Tagalog sasapnin
  • sasapninrelated to the lower back or loin
Turkish lumbar
  • lumbarrelated to the lower back or loin
Welsh llyfenol, meingefnol
  • llyfenolrelated to the lower back or loin
  • meingefnolrelated to the lower back or loin

Rhymes & wordplay

Rhymes with lumbar

numberslumberumberclumberencumbercumberbib numbercushy numberRichardson numberscumbersubumberZeisel number
All rhymes →

Sounds the same

lumber (one pronunciation)lumber (one pronunciation)

Anagrams

labrumumbralbrumal
Cite this entry
APA

lumbar. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/lumbar

MLA

“lumbar.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/lumbar. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “lumbar,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/lumbar.

Source: lumbar on Wiktionary, CC BY-SA 4.0.