Smallpox
Pronunciation : Small"pox`
Part of Speech : n.
Etymology : [Small + pox, pocks.] (Med.)
Definition : Defn: A contagious, constitutional, febrile disease characterized by a peculiar eruption; variola. The cutaneous eruption is at first a collection of papules which become vesicles (first flat, subsequently umbilicated) and then pustules, and finally thick crusts which slough after a certain time, often leaving a pit, or scar.
Source : Webster's Unabridged Dictionary, 1913