noun an acute infectious disease occurring in epidemic form and featuring paroxysms of pain (usually in the chest).
— synonyms: epidemic_pleurodynia, epidemic_myalgia, diaphragmatic_pleurisy, Bornholm_disease
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.
— synonyms: light_reflex, pupillary_reflex, miosis