parameter Idioms & Phrases
hubble parameter

noun (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
Hubble constant; Hubble's constant; Hubble parameter.
WordNet
hubble's parameter

noun (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
Hubble constant; Hubble's constant; Hubble parameter.