coryza /kəˈɹɑɪ.zə/ noun2 •Inflammation of the mucous membranes lining the nasal cavity, usually causing a running nose, nasal congestion and loss of smell.Sore throat and coryza (cold) in the very aged do not exhibit the phenomena associated with pepsis (apparently, the changes normally occurring in the younger population). — 1971 •Rhinitis or rhinosinusitis; cold or coldlike illness; common cold. formscoryzae · coryzas