Vac"ci*nate (?), v. t. [imp. & p. p. Vaccinated (?); p. pr. & vb. n. Vaccinating.] [See Vaccine.]
To inoculate with the cowpox by means of a virus, called vaccine, taken either directly or indirectly from cows.
<-- now, generally, to administer (by injection or otherwise) any vaccine with the objective of rendering the recipient immune to an infectious disease. -->
© Webster 1913.