rash

[L. ras us; radere, to scrape.] An eruption on the skin, more or le extensive and usually temporary in character. antitoz'in 1., a serum sometimes following an injection of diphtheria antitoxin canker r., scarlatina, drug r., dermatitis medic a mentos a, gum r., strophulus, heat r., miliaria rubra, nettle r., ' urticaria, rose r., roseola, serum 1., an eruption sometimes following the injection of any serum, such as an antitoxin, lily r., see lily-rash, tonsil lot'omy r., an erythematous, roseolar, or papular eruption on the neck and trunk following an operation on hypertrophied tonsils. tooth r., strophulus, wildfire r., strophulus volatic us.