銀河団 ぎんがだん Meanings Noun cluster of galaxies Kanji 銀 silver. Read as ギン. 河 river 団 group. Read as ダン. Example sentences 天文学者が局部超銀河団の存在を推定しました。Astronomers inferred the existence of a local supercluster. Words containing 銀河団 超銀河団 (ちょうぎんがだん) supercluster of galaxies Word lists Astronomy Jinuma: Japanese Dictionary · Word lists