noun
Physics term for the universal gravitational constant, approximately 6.67430×10⁻¹¹ m³ kg⁻¹ s⁻².
万有引力定数は、ニュートンの万有引力の法則に現れる定数です。
The gravitational constant is the constant that appears in Newton's law of universal gravitation.
万有引力 is universal gravitation (the force), while 万有引力定数 is the constant G used in its formula.
Compound of 万有引力 (universal gravitation) + 定数 (constant).