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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
WORD FAMILY
USAGE EXAMPLES