pneumococcus pneumococcous • pneumoconiosis · · · Info · Definitions · Synonyms · Characters · · pneumococcus · · Text Latin · · Script 12 · · Length 5 · · Syllables Definitions · · · (noun) bacterium causing pneumonia in mice and humans. Synonyms: Diplococcus pneumoniae. · · Noun Definition 1 Synonyms · · · diplococcus pneumoniae · · Synonym 1 Characters · · c latin small letter c U+0063 e latin small letter e U+0065 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 s latin small letter s U+0073 u latin small letter u U+0075