Cowpox
Pronunciation : Cow"pox` (--pks`)
Part of Speech : n.
Definition : Defn: A pustular eruptive disease of the cow, which, when communicated to the human system, as by vaccination, protects from the smallpox; vaccinia; -- called also kinepox, cowpock, and kinepock. Dunglison.
(Med.)
Source : Webster's Unabridged Dictionary, 1913