Beta Orionis

noun
Beta Or·​i·​o·​nis | \ -ˌȯr-ē-ˈō-nəs How to pronounce Beta Orionis (audio) \

Definition of Beta Orionis

astronomy
: rigel

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of Beta Orionis

1830, in the meaning defined above

Keep scrolling for more

Learn More about Beta Orionis

Time Traveler for Beta Orionis

Time Traveler

The first known use of Beta Orionis was in 1830

See more words from the same year

Statistics for Beta Orionis

Cite this Entry

“Beta Orionis.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/Beta%20Orionis. Accessed 19 January 2020.

Comments on Beta Orionis

What made you want to look up Beta Orionis? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to insert between existing elements

Get Word of the Day daily email!

Test Your Vocabulary

The Eponym Quiz

  • rubens painting
  • Which is the best synonym of bowdlerize?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Syn City

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!