天狼 てんろう Meanings Noun Sirius (star in the constellation Canis Major); Alpha Canis Majoris; the Dog Star See also: 天狼星 (てんろうせい). See also: シリウス. Kanji 天 heaven. Read as テン. 狼 wolf. Read as ロウ. Words containing 天狼 天狼星 (てんろうせい) Sirius (star in the constellation Canis Major) Word lists Astronomy Jinuma: Japanese Dictionary · Word lists