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A Writer's Dictionary:

Hubble constant Definition


Dictionary Home » Words Starting with H » houseroom ... huffing and puffing » Hubble constant


Hubble's constant
Hubble constant
noun
    1. astron.
      A constant that describes the rate at which the universe is expanding by relating the speed at which a galaxy is moving away from us to its distance.
Etymology: 1950s: named after Edwin Hubble, (1889‐1953), the American astronomer.



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