Vaccinia

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

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

From WordNet (r) 2.0 [wn]:



  vaccinia
       n 1: a local infection induced in humans by innoculation with the
            virus causing cowpox in order to confer resistance to
            smallpox; normally lasts three weeks and leaves a pitted
            scar [syn: {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}]