iliocostalis thoracis
noun
iliocostalis tho·ra·cis
-thə-ˈrā-səs 
: a muscle that extends from the lower to the upper ribs and acts to draw the trunk to the same side and to approximate the ribs
Cite this Entry
“Iliocostalis thoracis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/iliocostalis%20thoracis. Accessed 9 Dec. 2025.
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