orionis

Proper noun

(astronomy) Genitive form of Orion used when naming stars, such as α Orionis.

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"orionis." YourDictionary, n.d. Web. 18 December 2018. <https://www.yourdictionary.com/orionis>.

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SentencesSentence examples

Sentence Examples

Y Orionis or Bellatrix, and x Orionis are stars of the 2nd magnitude.
A Orionis, very close to Orionis, is a very fine multiple star, described by Sir William Herschel as two sets of treble stars; more stars have been revealed by larger telescopes.
0 Orionis is a multiple star, situated in the famous nebula of Orion, one of the most beautiful in the heavens.
In 1920 he was able to demonstrate by means of light-interference that the diameter of Alpha Orionis was 260,000,000 miles.
Of multiple stars the most famous is 0 Orionis, situated near the densest part of the great Orion nebula.

Words near orionis in the dictionary