[mass noun](Medicine)an acute, sometimes recurrent disease caused by a bacterial infection. It is characterized by large raised red patches on the skin, especially that of the face and legs, with fever and severe general illness (医)丹毒
This is caused by Streptococcus pyogenes, a Gram-positive coccus 这是由一种革兰氏阳性球菌——酿脓链球菌引起的
语源
late Middle English: via Latin from Greek erusipelas; perhaps related to eruthros 'red' and pella 'skin'