hubble law

Hubble's law

noun Astronomy.
the law that the velocity of recession of distant galaxies from our own is proportional to their distance from us.

Origin:
1930–35; named after E. P. Hubble, discoverer of the relationship

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To hubble law
Collins
World English Dictionary
Hubble's law
 
n
astronomy a law stating that the velocity of recession of a galaxy is proportional to its distance from the observer

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
American Heritage
Science Dictionary
Hubble's law   (hŭb'əlz)  Pronunciation Key 
A law of cosmology stating that the rate at which astronomical objects in the universe move apart from each other is proportional to their distance from each other. current estimates of the value of this proportion, known as Hubble's constant, put its value at approximately 71 kilometers per second per megaparsec.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT

;