Hubble's Parameter — synonyms, definition

1. Hubble's parameter (Noun)

3 synonyms
Hubble constant Hubble parameter Hubble's constant
1 definition

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.

1 type of
constant