Usually means: Red supergiant star, Betelgeuse's designation.
Definitions Related words Mentions
We found 11 dictionaries that define the word Alpha Orionis:

General (10 matching dictionaries)
  1. Alpha Orionis: Merriam-Webster
  2. Alpha Orionis: Vocabulary.com
  3. alpha orionis: Dictionary.com
  4. Alpha Orionis: Wikipedia, the Free Encyclopedia
  5. Alpha orionis: Rhymezone
  6. alpha orionis: FreeDictionary.org
  7. alpha orionis: Mnemonic Dictionary
  8. Alpha Orionis: TheFreeDictionary.com
  9. Alpha Orionis: Merriam-Webster
  10. Alpha Orionis: Wiktionary

Computing (1 matching dictionary)
  1. Alpha Orionis: Encyclopedia

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Definitions from Wiktionary (Alpha Orionis)

▸ noun:  (astronomy) Synonym of Betelgeuse

Similar:
Betelgeuse, Alpha Centauri, Orion, Arcturus, alpha ray, Centaurus, aphelion, omicron, Aldebaran, Sagittarius, more...

Opposite:
betorionis, Rigel

Types:
red giant, supergiant, hypergiant, main sequence, more...

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Similar:
Betelgeuse, Alpha Centauri, Orion, Arcturus, alpha ray, Centaurus, aphelion, omicron, Aldebaran, Sagittarius, more...

Opposite:
betorionis, Rigel

Types:
red giant, supergiant, hypergiant, main sequence, more...



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