sphincter pupillae
noun
sphincter pu·pil·lae
-pyü-ˈpil-ē 
: a broad flat band of smooth muscle in the iris that surrounds the pupil of the eye
Dictionary Entries Near sphincter pupillae
Cite this Entry
“Sphincter pupillae.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/sphincter%20pupillae. Accessed 15 Dec. 2024.
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