Definition of Hubble constant

1. 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.

Exact synonyms: Hubble Parameter, Hubble's Constant, Hubble's Parameter
Category relationships: Cosmogeny, Cosmogony, Cosmology
Generic synonyms: Constant

Definition of Hubble constant

1. Noun. (astronomy) a number the expresses the rate of expansion of the universe; the velocity at which a distant object is receding from the Earth divided by its distance; its reciprocal gives the age of the universe ¹

¹ Source: wiktionary.com

Lexicographical Neighbors of Hubble Constant

Huang He
Huaqiao
Huascaran
Huave
Huaxi
Huayco tinamou
Huayco tinamous
Huayna Capac
Hub of the Universe
Hubbard
Hubbard tank
Hubbardian
Hubble
Hubble's constant
Hubble's law
Hubble constant
Hubble law
Hubei
Hubel
Hubert
Hubrecht's protochordal knot
Huck Finn
Huckabee
Huckel's rule
Hucker-Conn stain
Huckin
Huckleberry Finn
Huda
Hudd
Huddersfield

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