Meaning of pyorrhoea in English:

pyorrhoea

Pronunciation /ˌpʌɪəˈriːə/

noun

another term for periodontitis
‘In the past periodontal disease was known as pyorrhoea.’
  • ‘One patient with a history of bowel irregularity was suffering from pyorrhea.’

Origin

Late 18th century (as puorrhoea): via modern Latin from Greek puo- (from puon ‘pus’) + rhoia ‘flux’ (from rhein ‘to flow’).