noun
a system of two stars that revolve around each other under their mutual gravitation
• Syn: ↑binary, ↑double star
• Hypernyms: ↑star
• Instance Hyponyms:
↑Aldebaran, ↑Algol, ↑Alpha Centauri, ↑Rigil Kent, ↑Rigil, ↑Altair, ↑Antares, ↑Epsilon Aurigae, ↑Procyon, ↑Rigel, ↑Beta Orionis, ↑Sirius, ↑Dog Star, ↑Canicula, ↑Sothis, ↑Vega
Useful english dictionary. 2012.