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Meaning of Hubble volume | Babel Free

Noun CEFR B2

Definitions

the spherical region of the observable universe surrounding an observer beyond which objects recede from that observer at a rate greater than the speed of light due to the expansion of the Universe.

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

hubble-bubble Hubble's constant Hubble's Star Hubble's Variable hubbleshow hubbly bubbly

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