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Definition of: miosis
(mī·ō′sis) noun
1. Pathol. a The period in the course of a disease when the symptoms begin to diminish. b Excessive contraction of the pupil of the eye: also spelled myosis.
2. Meiosis. [<Gk. myein close + -OSIS]
—mi·ot′ic (-ot′ik) adjective
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