altair

Noun
  1. Double star 15.7 light years from Earth;
    The brightest star in the Aquila constellation (synset 109217816)
    is an instance of: binary, binary star, double star - a system of two stars that revolve around each other under their mutual gravitation
    belongs to: aquila - a constellation in the Milky Way near Cygnus; contains the star Altair

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