PYORRHOEA Meaning of PYORRHOEA in English [ ˌpʌɪə'ri:ə ]( US pyorrhea ) ■ noun another term for periodontitis .OriginC19: from Gk puo- (from puon 'pus') + rhoia 'flux'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004