ストレプトコッカスストレプトコッカスMeanings1nounstreptococcusMedical/biological term for a genus of Gram-positive bacteria; the Japanese synonym 連鎖球菌 (れんさきゅうきん) is also used.See also: 連鎖球菌 (れんさきゅうきん)ストレプトコッカスは咽いん頭とう炎えんの原げん因