BINARY STAR

Pronunciation (US): (GB):

Meaning:

A system of two stars that revolve around each other under their mutual gravitation

Synonyms:

binary; binary star; double star

Classified under:

Nouns denoting natural objects (not man-made)

Hypernyms ("binary star" is a kind of...):

star ((astronomy) a celestial body of hot gases that radiates energy derived from thermonuclear reactions in the interior)

Instance hyponyms:

Aldebaran (the brightest star in Taurus)

Algol (the second brightest star in Perseus; the first known eclipsing binary)

Alpha Centauri; Rigil; Rigil Kent (brightest star in Centaurus; second nearest star to the sun)

Altair (double star 15.7 light years from Earth; the brightest star in the Aquila constellation)

Antares (the brightest star in Scorpius)

Epsilon Aurigae (the largest known star)

Procyon (the brightest star in Canis Minor)

Beta Orionis; Rigel (the brightest star in Orion)

Canicula; Dog Star; Sirius; Sothis (the brightest star in the sky; in Canis Major)

Vega (the brightest star in the constellation Lyra)