| ค่าคงที่ฮับเบิล | [khākhong thī Habboēl] (n, exp) EN: Hubble constant FR: constante de Hubble [ f ] |
| hubble's constant | (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, Syn. Hubble's parameter, Hubble constant, Hubble parameter |