cygnus
1. [ noun ] (astronomy) a constellation in the northern hemisphere between Pegasus and Draco in the Milky Way; contains a black hole
Related terms: constellation deneb Northern_Cross
2. [ noun ] (biology,zoology) a genus of Anatidae
Synonyms: genus_Cygnus
Related terms: bird_genus Anatidae whooper tundra_swan trumpeter black_swan mute_swan