• n.
    ⦿(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

Semantic relations

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Lexical context

wn:part of speechnoun
ontolex:lexicalized sense
  1. enl:Hubble constant
  2. enl:Hubble parameter
  3. enl:Hubble's constant
  4. enl:Hubble's parameter
wn:interlingual indexili:i108115

Other

dc:Subjectnoun.quantity
skos:is in schemeOpen English WordNet
rdfs:labelHubble constantHubble parameterHubble's constantHubble's parameter