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myosis

noun

reflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smaller

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Word Facts

Word length
6
Starts with
M
Ends with
S
Contains
YO
Scrabble score
11
Database source
OEWN 2025 Core

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Meaning

Definitions

noun

  1. reflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smaller

noun

  1. an acute infectious disease occurring in epidemic form and featuring paroxysms of pain (usually in the chest)

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