Medical Dictionary


noun em·py·ema \ˌem-ˌpī-ˈē-mə\
plural em·py·ema·ta \-mət-ə\ also em·py·emas

Medical Definition of EMPYEMA

:  the presence of pus in a bodily cavity (as the pleural cavity)—called also pyothorax
em·py·emic \-mik\ adjective


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