der·ma·ti·tis
noun/ˌdɜːməˈtaɪtɪs/
/ˌdɜːrməˈtaɪtɪs/
[uncountable] (medical)- a skin condition in which the skin becomes red, swollen (= larger or rounder than normal) and painful
皮炎 Word Originlate 19th cent.: from Greek derma, dermat- ‘skin’ + -itis.