sphincterectomy sphinc·ter·ec·to·my (sfĭngk’tə-rěk’tə-mē)

Excision of a portion of the pupillary border of the iris.

Excision of a sphincter muscle.


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    sphincteritis sphinc·ter·i·tis (sfĭngk’tə-rī’tĭs) n. Inflammation of a sphincter.

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