Actinomycosis \Ac`ti*no*my*co"sis\
([a^]k`t[i^]*n[-o]*m[imac]*k[=o]"s[i^]s), n. [NL.]
(Med.)
A chronic infectious disease of cattle and man due to
infection with actinomycetes, especially by Actinomyces
bovis in cattle and by Actinomyces israeli or Arachnia
propionica in man. It is characterized by hard swellings
usually in the mouth and jaw. In man the disease may also
affect the abdomen or thorax. In cattle it is called also
lumpy jaw or big jaw.
[Webster 1913 Suppl. + AS]
Source: The Collaborative International Dictionary of English v.0.48
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