- to inoculate with the vaccine of cowpox so as to render the subject immune to smallpox.
- to inoculate with the modified virus of any of various other diseases, as a preventive measure.
- to perform or practice vaccination.
Origin of vaccinate
First recorded in 1800–10; back formation from vaccination
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for unvaccinated
Though this too is debatable given that 25,000 to 40,000 people a year die of influenza—the vast majority of them unvaccinated.When You Get the Flu This Winter, You Can Blame Anti-Vaxxers
January 1, 2015
Of the unvaccinated, 68 percent had personal belief exemptions or opted out.New CDC Report Says Vaccines Prevented 322 Million Diseases In Last 20 Years
April 24, 2014
CDC data also show that 84 percent of unvaccinated girls had a health-care encounter when another vaccine was administered.Has Couric Lost Her Cred on HPV?
December 5, 2013
The CDC reported three German measles cases in newborns from unvaccinated mothers in 2012.Why Rubella’s Scary Comeback Should Convince Vaccine Deniers
March 30, 2013
The mortality in the unvaccinated is between 40 and 50 per centum.Essays In Pastoral Medicine
Six unvaccinated children died from the effects of the disease.Norfolk Annals
You are brooding over the fate of the young, the fair, the p. 188beloved—the unvaccinated.The Disentanglers
Of eight unvaccinated dogs, six succumbed to the intravenous inoculation of rabic matter.Louis Pasteur
The twenty-five vaccinated sheep resisted the infection, the twenty-five unvaccinated died of splenic fever within fifty hours.
- (of a person or animal) not having been inoculated with a vaccine
- to inoculate (a person) with a vaccine so as to produce immunity against a specific disease
Word Origin and History for unvaccinated
1803, back-formation from vaccination. Related: Vaccinated; vaccinating.
Online Etymology Dictionary, © 2010 Douglas Harper
- To inoculate with a vaccine in order to produce immunity to an infectious disease such as diphtheria or typhus.