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Related to scabby mouth: Sore mouth, soremouth
A specific disease of sheep and goats, caused by the orf virus, family Poxviridae. This virus is transmissible to humans and characterized by vesiculation and ulceration of the infected site.
[O.E. orfcwealm, murrain, fr. orf, cattle, + cwealm, destruction]
see contagious ecthyma.