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Meaning of pneumococcus

pneu•mo•coc•cus

Pronunciation: (n"mu-kok'us, ny"-), [key]
— pl. -coc•ci
  1. a bacterium, Diplococcus pneumoniae, causing lobar pneumonia and associated with cerain other diseases, as pericarditis and meningitis.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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