vaccinia

2 definitions found

vaccinia - Collaborative International Dictionary of English v.0.48 :

  Vaccinia \Vac*cin"i*a\, n. [NL. See Vaccine.] (Med.)
     Cowpox; vaccina. See Cowpox.
     [1913 Webster]

vaccinia - WordNet (r) 2.1 (2005) :

  vaccinia
      n 1: a local infection induced in humans by inoculation with the
           virus causing cowpox in order to confer resistance to
           smallpox; normally lasts three weeks and leaves a pitted
           scar [syn: vaccinia, vaccina, variola vaccine,
           variola vaccinia, variola vaccina]
      2: a viral disease of cattle causing a mild skin disease
         affecting the udder; formerly used to inoculate humans
         against smallpox [syn: cowpox, vaccinia]