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vaccinia

play
noun vac·cin·ia \vak-ˈsi-nē-ə\

Definition of vaccinia

  1. 1 :  a poxvirus (species Vaccinia virus of the genus Orthopoxvirus) that differs from but is closely related to the viruses causing smallpox and cowpox and that includes a strain of uncertain natural origin used in making vaccines against smallpox —called also vaccinia virus

  2. 2 :  a reaction to smallpox vaccine prepared from live vaccinia virus that may involve a rash, fever, headache, and body pain

vaccinial play \-nē-əl\ adjective


Origin of vaccinia

New Latin, from vaccinus


First Known Use: 1803


Medical Dictionary

vaccinia

play
noun vac·cin·ia \vak-ˈsin-ē-ə\

Medical Definition of vaccinia

  1. 1a:  cowpoxb:  a reaction to smallpox vaccine prepared from live vaccinia virus that may involve a rash, fever, headache, and body pain

  2. 2 or vaccinia virus :  a poxvirus of the genus Orthopoxvirus (species Vaccinia virus) that differs from but is closely related to the viruses causing smallpox and cowpox and that includes a strain of uncertain natural origin used in making vaccines against smallpox

vaccinial \-ē-əl\play adjective



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