- A breaking out, especially the appearance of lesions on the skin.
- A rapidly developing dermatosis of the skin or mucous membranes, especially when appearing as a local manifestation of one of the exanthemata; an eruption is characterized, according to the nature of the lesion, as macular, papular, vesicular, pustular, bullous, nodular, erythematous, etc.
- Passage of a tooth through the alveolar process and perforation of the gums.
[L. e-rumpo, pp. -ruptus, to break out]
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