noun
pneumococcus; Streptococcus pneumoniae
Medical term for the bacterium that causes pneumococcal infections. The synonym 肺炎球菌 is more common in modern usage.
See also: 肺炎球菌
肺炎双球菌は肺炎の主な原因菌の一つです。
Streptococcus pneumoniae is one of the main causative bacteria of pneumonia.
Synonym; 肺炎球菌 is the more common modern term for pneumococcus.
Compound of 肺炎 (pneumonia) + 双球菌 (diplococcus), referring to the bacterium's paired spherical shape.