Dictionary/球菌きゅうきんKyuukin球菌 (Kyuukin) is a Japanese noun meaning “coccus”.Meaningsnoun, adjectival nouncoccusKanji in 球菌球ball菌germRelated words玉ball地球Earth野球baseball茸mushroom菌fungus球sphere野球部baseball club (at a university, corporation, etc.)琉球Ryukyu卓球table tennis電球light bulb細菌bacteriumプロ野球professional baseball