- A mild contagious skin disease of cattle, usually affecting the udder, that is caused by a virus and characterized by the eruption of a pustular rash. When the virus is transmitted to humans, as by vaccination, it can confer immunity to smallpox.
- A vaccine disease which appears on the teats of a cow, in the form of vesicles of a blue color, approaching to livid.
- A pustular eruptive disease of the cow, which, when communicated to the human system, as by vaccination, protects from the smallpox; vaccinia; -- called also <altname>kinepox</altname>, <altname>cowpock</altname>, and <altname>kinepock</altname>.
- A pustular, eruptive skin disease of cattle caused by an Orthopoxvirus, with lesions occurring principally on the <xref>udder</xref> and <xref>teats</xref>. Human infection may occur from touching cows, and gives immunity to <xref>smallpox</xref>.
- a viral disease of cattle causing a mild skin disease affecting the udder; formerly used to inoculate humans against smallpox