Hub·ble's constant 
(hŭbəlz)
(hŭbəlz)n.
A ratio used in Hubble's law to express the rate of apparent expansion of the universe, equal to the velocity at which a typical galaxy is receding from Earth divided by its distance from Earth, approximately 71 kilometers per second per megaparsec.
[After Edwin Powell Hubble.]
- Indo-European root: ghel-
- Indo-European root: ghel-
- Indo-European root: ghend-
- Indo-European root: gher-
- Indo-European root: gher-
- Indo-European root: gherə-
- Indo-European root: ghes-
- Indo-European root: gheslo-
- Indo-European root: gheu-
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- Indo-European root: ghos-ti-
- Indo-European root: ghrebh-
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- Indo-European root: ghredh-
- Indo-European root: ghrendh-
- Indo-European root: ghrē-
- Indo-European root: ghrēi-
- Indo-European root: ghwer-
- Indo-European root: ghwībh-
- Indo-European root: ghē-
- Indo-European root: gleubh-
- Indo-European root: gnō-
- Indo-European root: gr̥ə-no-
- Indo-European root: gwei-
- Indo-European root: gwelə-