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Definitions

vaccine

[vak-seen, vak-seen, -sin] / vækˈsin, ˈvæk sin, -sɪn /


NOUN
injection
Synonyms






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.

There is no approved vaccine for this outbreak, however experimental ones are in development.

From BBC • May 24, 2026

There is no vaccine or treatment for Bundibugyo, the Ebola strain behind the current epidemic, and the odds of surviving an infection are as low as 50%.

From The Wall Street Journal • May 24, 2026

The rare species of Ebola, known as Bundibugyo, has no proven vaccine and kills about a third of those infected.

From BBC • May 22, 2026

The most promising candidate is a vaccine based off of one already approved for the Zaire strain, said Dr. Vasee Moorthy, a WHO official.

From The Wall Street Journal • May 22, 2026

One of these days, a virus will get out of hand, and no vaccine or cure will be able to stop it.

From "Legend" by Marie Lu




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