pyorrhoeaWiktionary 原文/pʌɪəˈrɪə/构词拆解pyopyo-前缀rrhoea-rrhoea后缀pyo-(medicine) pus-rrhoea(British spelling) Alternative spelling of -rrhea.词源说明From pyo- + -rrhoea.释义名词noun1Flowing or discharge of pus; periodontitis同族词派生词 2pyorrhoeal·pyorrhoeic