subcostal artery
noun
: either of a pair of arteries that are the most posterior branches of the thoracic aorta and follow a course beneath the last pair of ribs
Cite this Entry
“Subcostal artery.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/subcostal%20artery. Accessed 31 Oct. 2025.
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