Path. [mod.L., f. L. vaccīn-us VACCINE a.] Cow-pox.
Recent Dicts, also give vaccinella and vacciniola as names of spurious or secondary eruptions sometimes following upon vaccination.
1803. Med. Jrnl., IX. 357. The Small-pox will never be extirpated till every parent is in the habit of inserting the vaccinia in the arm of his child.
1842. Burgess, Dis. Skin, 129. Genuine vaccinia is sometimes developed on the hands of ostlers.
1878. T. Bryant, Pract. Surg., I. 52. In other cases it precedes an attack of smallpox, attends vaccinia, and is common in children.
Hence Vaccinial a.
1897. Allbutts Syst. Med., II. 572. A generalized vaccinial eruption has been produced in children who had sucked their vaccination pocks.