Defn: To inoculate with the cowpox by means of a virus, called vaccine, taken either directly or indirectly from cows.

VACCINATION
Vac`ci*na"tion, n.

Defn: The act, art, or practice of vaccinating, or inoculating with the cowpox, in order to prevent or mitigate an attack of smallpox. Cf. Inoculation.

Note: In recent use, vaccination sometimes includes inoculation with any virus as a preventive measure; as, vaccination of cholera.

VACCINATOR
Vac"ci*na`tor, n.

Defn: One who, or that which, vaccinates.

VACCINE Vac"cine, a. Etym: [L. vaccinus, fr. vacca a cow; cf. Skr. vac to bellow, to groan.]

Defn: Of or pertaining to cows; pertaining to, derived from, or caused by, vaccinia; as, vaccine virus; the vaccine disease. — n.

Defn: The virus of vaccinia used in vaccination.

VACCINE POINT
Vac"cine point`. (Med.)