: of, relating to, or situated in the middle part or median line of the back

Word History

First Known Use

1866, in the meaning defined above

Time Traveler
The first known use of middorsal was in 1866

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Cite this Entry

“Middorsal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/middorsal. Accessed 7 Jul. 2026.

Medical Definition

middorsal

adjective
: of, relating to, or situated in the middle part or median line of the back
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