vaccina
/vækˈsaɪnə/
noun
- The cowpox virus, used historically in the first vaccines to protect against smallpox.
- Edward Jenner used material from vaccina to create the first smallpox vaccine.
- Scientists studied vaccina to understand how it could trigger immunity to smallpox.
- Vaccina is a virus that infects cows but is harmless to humans.
Synonyms