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lumbosacral

[luhm-boh-sey-kruh l, ‐sak-ruh l] /ˌlʌm boʊˈseɪ krəl, ‐ˈsæk rəl/
adjective, Anatomy
1.
of, pertaining to, or involving the lumbar and sacral regions or parts.
Also, sacrolumbar [sey-kroh-luhm-ber, -bahr, sak-roh-] /ˌseɪ kroʊˈlʌm bər, -bɑr, ˌsæk roʊ-/ (Show IPA).
Origin
1830-1840
1830-40; lumbo- + sacral
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Contemporary definitions for sacrolumbar
adjective

pertaining to or affecting the sacrum and lumbar (loin) regions; also written sacro-lumbar ; also called lumbosacral

Word Origin

1859-64

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sacrolumbar in Medicine

lumbosacral lum·bo·sa·cral (lŭm'bō-sā'krəl)
adj.
Relating to the lumbar vertebrae and the sacrum.

sacrolumbar sac·ro·lum·bar (sāk'rō-lŭm'bər, -bär', sā'krō-)
adj.
Lumbosacral.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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