| / English Dictionary |
PUPILLARY SPHINCTER
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A ring of smooth muscle surrounding the iris
Synonyms:
musculus sphincter pupillae; pupillary sphincter
Classified under:
Hypernyms ("pupillary sphincter" is a kind of...):
anatomical sphincter; sphincter; sphincter muscle (a ring of muscle that contracts to close an opening)
Holonyms ("pupillary sphincter" is a part of...):
eye; oculus; optic (the organ of sight)
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