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vaccinia

American  
[vak-sin-ee-uh] / vækˈsɪn i ə /

noun

  1. a variant of the cowpox virus that became established in vaccines derived from cowpox-inoculated humans.

  2. Pathology. an acute infection caused by inoculation with vaccinia virus as a prophylactic against smallpox, characterized by localized pustular eruptions.


vaccinia British  
/ vækˈsɪnɪə /

noun

  1. a technical name for cowpox

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • vaccinial adjective

Etymology

Origin of vaccinia

From New Latin, dating back to 1800–10; see origin at vaccine, -ia

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This vaccine is also based on vaccinia virus, however the version of the vaccinia virus in the ACAM2000 vaccine is able to replicate in a person’s cells.

From Scientific American • Aug. 8, 2022

The Jynneos vaccine is given in two doses four weeks apart and contains a live vaccinia virus.

From Salon • Aug. 6, 2022

But vaccinia copies itself after vaccination, which can lead to serious disease, especially in people who have compromised immune systems from HIV—which has a high prevalence among MSM—or other factors.

From Science Magazine • Jun. 30, 2022

Those who cannot safely take either tecovirimat or brincidofovir — people who are immunocompromised, for example — can be given an immune therapy called vaccinia immunoglobulin, but only limited quantities exist.

From New York Times • Jun. 3, 2022

The child had a slight illness, very like vaccinia, from which he rapidly recovered.

From Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86 by Anonymous