天てん狼ろう星せいてんろうせいMeanings1nounSirius; the Dog StarastronomyAstronomical name for Sirius, the brightest star in the night sky, located in the constellation Canis Major.See also: シリウス天てん狼ろう星せいは、おおいぬ座ざで最もっとも明あかるい恒こう星せいです。Sirius is the brightest star in the constellation Canis Major.
