Myosis Meaning

There are 2 meaning(s) for word Myosis

Meaning 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

    Synonyms : light reflex,  miosis,  pupillary reflex
Meaning 2 : 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