vaccination


vac·ci·na·tion

noun \ˌvak-sə-ˈnā-shən\

Definition of VACCINATION

1
: the introduction into humans or domestic animals of microorganisms that have previously been treated to make them harmless for the purpose of inducing the development of immunity <oral vaccination> <vaccination against smallpox> <vaccination for whooping cough>
2
: the scar left by vaccinating

Seen & Heard

What made you want to look up vaccination? Please tell us where you read or heard it (including the quote, if possible).

Get Our Free Apps
Voice Search, Favorites,
Word of the Day, and More
Join Us on FB & Twitter
Get the Word of the Day and More