variola major virus

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Related to variola major virus: smallpox virus
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Noun1.variola major virus - a type of smallpox virus that has a fatality rate of up to 25 percent
smallpox virus, variola virus - the virus that causes smallpox in humans; can be used as a bioweapon
References in periodicals archive ?
Caused by the variola major virus, smallpox inflicted great pain on victims, beginning with fever, nausea and other flu-like symptoms before leading to lesions on the face and body.
Most strains, for most of history, were associated with much higher case-fatality rates (5%-15%, and more commonly about 25%); these strains are designated variola major virus.
Analysis of the complete genome of smallpox variola major virus strain Bangladesh-1975.
After the World Health Organization (WHO) declared smallpox eradicated in 1980, several problems remained concerning the disease and its causative virus, variola major virus.