• synonyms


[luhm-boh-sey-kruh l, ‐sak-ruh l]
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adjective Anatomy.
  1. of, relating to, or involving the lumbar and sacral regions or parts of the body.
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Also sa·cro·lum·bar [sey-kroh-luhm-ber, -bahr, sak-roh-] /ˌseɪ kroʊˈlʌm bər, -bɑr, ˌsæk roʊ-/.

Origin of lumbosacral

First recorded in 1830–40; lumbo- + sacral2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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lumbosacral in Medicine


  1. Relating to the lumbar vertebrae and the sacrum.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.