myosis | ||
1. | [ noun ] (biology,medicine) 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: | miosis pupillary_reflex light_reflex | |
Related terms: | reflex | |
2. | [ noun ] (medicine) an acute infectious disease occurring in epidemic form and featuring paroxysms of pain (usually in the chest) | |
Synonyms: | epidemic_myalgia diaphragmatic_pleurisy Bornholm_disease epidemic_pleurodynia | |
Related terms: | infectious_disease epidemic_disease | |
Similar spelling: |
Mysis myiasis miosis |