English · Body & Health
vaccine
/vækˈsiːn/
[/vækˈsiːn/]
disease-preventing shot
Intermediatenoun
Definition
A substance given to make the body resistant to a particular disease.
Example
A new vaccine was developed to protect people against the dangerous virus.
A new vaccine was developed to protect people against the dangerous virus.
Etymology
From Latin 'vaccinus', from 'vacca' meaning cow (early smallpox work).
How & Where It’s Used
Central to public health and disease prevention.