vaccinia

noun vac·cin·ia \ vak-ˈsi-nē-ə \
Updated on: 4 Dec 2017

Definition of vaccinia

1 or vaccinia virus : 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 used in making vaccines against smallpox
2 : a reaction to smallpox vaccine prepared from live vaccinia virus that may involve a rash, fever, headache, and body pain

vaccinial

play \vak-ˈsi-nē-əl\ adjective

Recent Examples of vaccinia from the Web

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Origin and Etymology of vaccinia

earlier, "cowpox," from New Latin vaccina (in variolae vaccinae "cowpox") + -ia 1-ia — more at vaccine


Medical Dictionary

vaccinia

noun vac·cin·ia \ vak-ˈsin-ē-ə \

medical Definition of vaccinia

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

play \-ē-əl\ adjective

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