progressive vaccinia(n = noun.state) vaccinia gangrenosa - a severe or even fatal form of vaccinia that occurs mainly in persons with an immunological deficiency; characterized by progressive enlargement of the initial lesion;
is a kind of vaccina, vaccinia, variola vaccina, variola vaccine, variola vaccinia

future progressive, future progressive tense, past progressive, past progressive tense, present progressive, present progressive tense, progressive, progressive aspect, progressive emphysematous necrosis, progressive party, progressive rock, progressive tax, progressive tense, vaccinia, vaccinia gangrenosa, variola vaccinia