from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. Simple past tense and past participle of inactivate.


Sorry, no etymologies found.


  • Several vaccines are made by taking toxins and inactivating them with a chemical (the toxin, once inactivated, is called a toxoid).

    How Are Vaccines Made?

  • There is an alternative called inactivated polio vaccine or IPV, but unlike OPV it's expensive to make and difficult to deliver because it has to be injected by trained health workers in clinics.

    Reuters: Press Release

  • Because the vaccine virus is "inactivated," it does not cause respiratory symptoms, such as congestion and cough, which are common with influenza infections.

    Influenza Vaccine

  • Flu shots contain an "inactivated," or dead, virus.

  • "inactivated" virus, which isn't contagious anymore, the experts said. - News

  • In September of 2009, the Gulf Region Division was inactivated as part of the drawdown leaving the Gulf Region District in its place.

    David Isenberg: Killed Your Wife or Husband? That's Between the PSC and You

  • Because the virus is inactivated, it cannot possibly cause hepatitis (see How Are Vaccines Made?).

    Hepatitis A Vaccine

  • Inactivate the whole virus (inactivated vaccine), e.g., polio, hepatitis A, and influenza

    Vaccine Science

  • Once cocaine enters the blood it is inactivated by plasma and liver cholinesterases and its inactive metabolites are excreted in the urine1.

    Cocaine Toxicity

  • At 6 months of age, the baby may get the inactivated version of the vaccine.

    Special Considerations for Preterm Infants


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