Noun
Hubble time (plural Hubble times)
(astronomy, cosmology) A constant defined as
1
/
H
0
{\displaystyle 1/H_{0}}
, where
H
0
{\displaystyle H_{0}}
is the Hubble constant.
1
/
H
0
{\displaystyle 1/H_{0}}
is equal to 4.55×10 seconds or 14.4 billion years.