Results for vaccine
Definitions of vaccine:
part of speech: noun
Virus, or poison, obtained from cows affected with a disease called cowpox, or vaccinia, and used to prevent smallpox; loosely, any substance used for inoculation against disease.
part of speech: adjective
Pert. to or derived from cows, as vaccine matter.
part of speech: adjective
Pertaining to, or obtained from, cows or cowpox.