Edwin Powell Hubble

Definitions of Edwin Powell Hubble
  1. noun
    United States astronomer who discovered that (as the universe expands) the speed with which nebulae recede increases with their distance from the observer (1889-1953)
    synonyms: Edwin Hubble, Hubble
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    example of:
    astrophysicist
    an astronomer who studies the physical properties of celestial bodies
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