Wordnet 3.0
NOUN (1)
1.
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;
[syn: progressive vaccinia, vaccinia gangrenosa]
WordNet (r) 3.0 (2006):
progressive vaccinia
n 1: 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 [syn:
progressive vaccinia, vaccinia gangrenosa]