heat rash(redirected from miliaria rubra)
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An inflammatory skin condition caused by obstruction of the ducts of the sweat glands, resulting from exposure to high heat and humidity and characterized by the eruption of small red papules accompanied by an itching or prickling sensation. Also called miliaria, prickly heat.
(Pathology) a nontechnical name for miliaria
a cutaneous eruption accompanied by a prickling and itching sensation, due to an inflammation of the sweat glands.