دیکشنری فارسی

hubble constant

معنی فارسی

ثابت هابل

ریشه و کاربرد

ریشه

Named after American astronomer Edwin Hubble, who first proposed the concept.

مثال

  • The Hubble constant is a key factor in modern cosmology.
  • Scientists are still trying to determine the exact value of the Hubble constant.
  • The Hubble constant helps us understand the age of the universe.

ترکیب‌های رایج

Determine the Hubble constant Value of the Hubble constant Measure the Hubble constant Calculate using the Hubble constant

تعریف انگلیسی

noun
  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

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