Synonyms of hubble constant

Noun


1. Hubble's constant, Hubble constant, Hubble's parameter, Hubble parameter, constant

usage: (cosmology) the ratio of the speed of recession of a galaxy (due to the expansion of the universe) to its distance from the observer; the Hubble constant is not actually a constant, but is regarded as measuring the expansion rate today

WordNet 3.0 Copyright © 2006 by Princeton University.
All rights reserved.