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Hubble constant

noun
Hub·​ble constant | \ ¦həbəl-\

Definition of Hubble constant

: a proportionality constant indicative of the rate of expansion of the universe that is used in relating the apparent velocity of recession of a distant galaxy and its distance

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History and Etymology for Hubble constant

after Edwin P. Hubble †1953 American astronomer

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Dictionary Entries near Hubble constant

Hubbite

Hubble

hubble-bubble

Hubble constant

hubbleshew

hubbly

hubbub

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