IPA: væksˈin


  • (immunology)
  • A substance given to stimulate a body's production of antibodies and provide immunity against a disease without causing the disease itself in the treatment, prepared from the agent that causes the disease (or a derivative of it; or a related, also effective, but safer disease), or a synthetic substitute; also, a dose of such a substance.
  • The process of vaccination; immunization, inoculation.
  • (historical) material taken from cowpox pustules used for vaccination against smallpox.
  • (also medicine, obsolete) The disease cowpox, especially as a source of material for vaccination against smallpox.
  • (figuratively)
  • Something defensive or protective in nature, like a vaccine (sense 1.1).
  • (computing) A software program which protects computers against, or detects and neutralizes, computer viruses and other types of malware; an antivirus.


  • (transitive, archaic) Synonym of vaccinate (“to treat (a person or an animal) with a vaccine to produce immunity against a disease”)


  • (historical)
  • (medicine) Of, pertaining to, caused by, or characteristic of cowpox.
  • (immunology) Of or pertaining to cowpox as a source of material for vaccination against smallpox; also, of or pertaining to such material used for vaccination.
  • (archaic) Of, pertaining to, or derived from cattle.

Examples of "vaccine" in Sentences

  • There is no vaccine for a superbug.
  • A killed virus vaccine immunizes the body.
  • Hookworm vaccine is a vaccine against hookworm.
  • The other vaccine is the human papillomavirus (HPV) vaccine.
  • The evolving nature of the virus complicates vaccine planning.
  • The smallpox vaccine was the first successful vaccine to be developed.
  • But now the vaccine is almost here, the question is, “Do you want it?”
  • The Plowright vaccine was developed to the RBOK of the rinderpest virus.
  • The first batch of swine flu vaccine arrived in the country in September.
  • The vaccine is based on the vaccinia virus, a cousin of the smallpox virus.
  • To make the vaccine, the attenuated virus is grown in chicken eggs as before.
  • Many people incorrectly assume that a choice not to get a vaccine is a risk-free choice.
  • The choice not to get a vaccine is a choice to risk the disease that the vaccine prevents.
  • The influenza vaccine is the only vaccine that needs to be given at a particular time of the year.
  • Like the infant vaccine, this vaccine is administered with tetanus and diphtheria vaccines as a shot.
  • Immunity from legal suits in this case means if the vaccine is a suspected cause of death or injury, the law will not allow victims to sue the vaccine manufacturer.
  • One of the factors in favor of the vaccine is the fact that girls can live a pure life and still get this disease later from a spouse/partner who made bad decisions at a younger age.
  • Finally, the cost of the vaccine is likely to be similar to that of getting the blood work, so if a vaccine is then necessary, the cost will also be higher when the same could have been accomplished by just administering the vaccine.
  • * obama: h1n1 vaccine 'strongly recommended'* pregnant women express fears over swine flu vaccine* cdc warns neurologists to watch for nerve disease after shots* h1n1 unlikely to mutate into' superbug ': US study* swine flu won't be as dangerous as we thought, uk official says* pfizer agrees record fraud fine* envirohealth: intl paper treads monsanto's path to' frankenforests'* more geo-engineering: can man-made 'volcanoes' slow down climate change?

Related Links

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