period luminosity relation

pe·ri·od-lu·mi·nos·i·ty rela·tion

[peer-ee-uhd-loo-muh-nos-i-tee]
noun Astronomy.
the relationship between the period of light variation and of the absolute magnitude of Cepheid variable stars.

Origin:
1945–50

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source Link To period luminosity relation
Explore Dictionary.com
Previous Definition: period drama
Next Definition: period of play
More from Thesaurus.com
Synonyms and Antonyms for period luminosity relation
More from Reference.com
Search for articles containing period luminosity relation
00:10
Period luminosity relation is always a great word to know.
So is zedonk. Does it mean:
a fool or simpleton; ninny.
the offspring of a zebra and a donkey.
Dictionary.com Word FAQs

Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.

Copyright © 2013 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT