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单词 pyorrhoea
释义

pyorrhoea

noun
/ˌpaɪəˈriːə/
/ˌpaɪəˈriːə/
(British English)
(North American English pyorrhea)
(also periodontitis British and North American English)
[uncountable] (medical)
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  1. a condition in which the area around the teeth becomes painful and swollen (= larger than normal), which may make the teeth fall out
    Word Originearly 19th cent.: from Greek puo- (from puon ‘pus’) + rhoia ‘flux’ (from rhein ‘to flow’).
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更新时间:2026/6/1 18:06:16