Alderamin

noun

Al·​der·​a·​min al-ˈder-ə-mən How to pronounce Alderamin (audio)
astronomy
: a white variable star of the second magnitude that is the brightest star in the constellation Cepheus
Five thousand years hence, Alderamin, in Cepheus will be the North Star, and 12,000 years from now it will be brilliant Vega in Lyra.Phillip D. Stern, St. Petersburg (Florida) Times, 1 May 1988

called also Alpha Cephei

Word History

First Known Use

1799, in the meaning defined above

Time Traveler
The first known use of Alderamin was in 1799

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!

Dictionary Entries Near Alderamin

Cite this Entry

“Alderamin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Alderamin. Accessed 22 Apr. 2024.

Love words? Need even more definitions?

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