1. [ noun ] (medicine) a highly contagious viral disease characterized by fever and weakness and skin eruption with pustules that form scabs that slough off leaving scars
Synonyms: smallpox variola
Related terms: pox alastrim pock
2. [ noun ] (biology) a type of smallpox virus that has a fatality rate of up to 25 percent
Synonyms: variola_major_virus
Related terms: smallpox_virus smallpox_virus
Similar spelling:   variola_minor