Liberal Dictionary English Dictionary
noun Astronomy.
- a first-magnitude red supergiant in the constellation Orion.
noun
- a very remote luminous red supergiant, Alpha Orionis: the second brightest star in the constellation Orion. It is a variable star
bright star in the shoulder of Orion, 1515, from Arabic Ibt al Jauzah “the Armpit of the Central One.” Intermediary forms include Bed Elgueze, Beit Algueze.
- A red supergiant star in the constellation Orion. It is a variable star with a brightest apparent magnitude of 0.5. Scientific name: Alpha Orionis. See Note at Rigel.