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

Hubble Constant Pictures

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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

Literary usage of Hubble constant

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Origin and Its Meaning: On the Origin of the Universe and Its Mechanics by Roger Ellman (2004)
"The very concept of the "hubble constant" is only valid in terms of the Hubble ... However, the Hubble - Einstein cosmology and its "hubble constant" ..."

2. First Workshop on Grand Unification: New England Center, University of New by Paul H. Frampton, Sheldon L. Glashow, Asim Yildiz (1980)
"... h is the hubble constant in units of km/sec/H . (h = 75 is currently pc favored) . For 50 < h < 100, the sum of the neutrino masses required to give p ..."

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