English English Dictionary

English - English

vaccine in English:

1. a substance that is injected to protect sb from a disease a substance that is injected to protect sb from a disease



2. a substance containing a virus or bacterium in a form given to a person or animal to prevent them from getting the disease a substance containing a virus or bacterium in a form given to a person or animal to prevent them from getting the disease



3. a substance containing a virus or bacterium in a form that is not harmful given to a person or animal to prevent them from getting the disease that the virus or bacterium causes