Hubble constant

hubb·le·cons·tant

uncommon

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 reciprocal of the Hubble constant is the age of the universe

Synonyms

hubbard squash Hubble Hubble's constant Hubble's law hubble-bubble Hubble law hubbly-bubbly hubbub hubby hubcap

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