- a variant of the cowpox virus that became established in vaccines derived from cowpox-inoculated humans.
- Pathology. an acute infection caused by inoculation with vaccinia virus as a prophylactic against smallpox, characterized by localized pustular eruptions.
Origin of vaccinia
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for vaccinia
For example, vaccinia immune globulin, or VIG, is stored and ready for the next person who becomes ill from smallpox vaccine.Emory Will Wage High-Tech War on Ebola
August 1, 2014
By vaccinating a person we inoculate him with vaccinia or cowpox.Essays In Pastoral Medicine
The view that vaccinia is attenuated variola is well known, and has been extensively adopted by English physicians.
- a technical name for cowpox
C19: New Latin, from Latin vaccīnus of cows
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
- An infection induced in humans by inoculation with the vaccinia virus in order to confer resistance to smallpox; it is usually limited to the site of inoculation.primary reaction
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.