pyaemiaPronunciation: /pʌɪˈiːmɪə/ (US pyemia)Definition of pyaemia noun [mass noun] blood poisoning (septicaemia) caused by the spread in the bloodstream of pus-forming bacteria released from an abscess. Derivatives pyaemic adjective Origin: mid 19th century: modern Latin, from Greek puon 'pus' + haima 'blood'pyaemia in other Oxford dictionaries Definition of pyaemia in the US English dictionary