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Definition 2024

Hubble_time

Hubble time

English

Noun

Hubble time ‎(uncountable)

(astronomy, cosmology) A constant defined as $1/H_{0}$ , where $H_{0}$ is the Hubble constant. $1/H_{0}$ is equal to 4.35×10¹⁷ seconds or 13.8 billion years.