myosis

Primary Meanings of myosis

1.
n
reflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smaller
2.
n
an acute infectious disease occurring in epidemic form and featuring paroxysms of pain (usually in the chest)
Full Definitions of myosis
1

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

2

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

Synonyms:
Bornholm disease, diaphragmatic pleurisy, epidemic myalgia, epidemic pleurodynia
Type of:
epidemic disease
any infectious disease that develops and spreads rapidly to many people

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