Noun: myosis (myoses) mI'ow-sis
- Reflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smaller
"The ophthalmologist checked the patient's myosis";
- light reflex, pupillary reflex, miosis
- An acute infectious disease occurring in epidemic form and featuring paroxysms of pain (usually in the chest)
"The patient was diagnosed with myosis after reporting severe chest pain";
- epidemic pleurodynia, epidemic myalgia, diaphragmatic pleurisy, Bornholm disease
Derived forms: myoses
Type of: epidemic disease, inborn reflex, innate reflex, instinctive reflex, physiological reaction, reflex, reflex action, reflex response, unconditioned reflex
Encyclopedia: Myosis