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lumbar

[luhm-ber, -bahr] /ˈlʌm bər, -bɑr/
adjective
1.
of or relating to the loin or loins.
noun
2.
a lumbar vertebra, artery, or the like.
Origin of lumbar
1650-1660
1650-60; < New Latin lumbāris. See lumb-, -ar1
Related forms
prelumbar, adjective
sublumbar, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for lumbar

lumbar

/ˈlʌmbə/
adjective
1.
of, near, or relating to the part of the body between the lowest ribs and the hipbones
Word Origin
C17: from New Latin lumbāris, from Latin lumbus loin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for lumbar
adj.

"pertaining to or situated near the loins," 1650s, from Modern Latin lumbaris, from Latin lumbus "loin" (see lumbago).

Online Etymology Dictionary, © 2010 Douglas Harper
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lumbar in Medicine

lumbar lum·bar (lŭm'bər, -bär')
adj.
Of, near, or situated in the part of the back and sides between the lowest ribs and the pelvis.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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lumbar in Science
lumbar
  (lŭm'bər)   
Located at or near the part of the back lying between the lowest ribs and the hips.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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