Definition of gravitational constant in English:

gravitational constant

Syllabification: grav·i·ta·tion·al con·stant
(abbreviation: G)

noun

Physics
The constant in Newton’s law of gravitation relating gravity to the masses and separation of particles, equal to 6.67 × 1011N m2 kg2.
More example sentences
  • The first such quantity to be discovered was the gravitational constant of Newton.
  • Of course it may be that the speed of light and the charge on the electron and the gravitational constant and Planck's constant, and so on, will one day be explained as deriving from more basic realities.
  • Three of the fundamental constants of nature are: c - the speed of light; h - Plank's constant; G - the universal gravitational constant.

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