: relating to the lumbar and sacral regions or parts

Word History

First Known Use

1840, in the meaning defined above

Time Traveler
The first known use of lumbosacral was in 1840

Dictionary Entries Near lumbosacral

Cite this Entry

“Lumbosacral.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lumbosacral. Accessed 7 Jan. 2025.

Medical Definition

: of, relating to, or being the lumbar and sacral regions or parts
the lumbosacral spinal cord
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