hubb­len ­pa­ra­met­risubstantiivi

1. 1.(kosmologia)galaksin etääntymisnopeuden ja etäisyyden suhde, joka mittaa maailmankaikkeuden nykyistä laajenemisnopeutta

1. 1.(cosmology) the ratio of the speed of recession of a galaxy (due to the expansion of the universe) to its distance from the observer; the Hubble constant is not actually a constant, but is regarded as measuring the expansion rate today

Synonyymit

Hierarkia