relativistic mass   (TTS Sound)

The relativistic_mass has 1 Senses.

• relativistic mass
• (physics) the mass of a body in motion relative to the observer: it is equal to the rest mass multiplied by a factor that is greater than 1 and that increases as the magnitude of the velocity increases
• 観察者に対して相対的に運動している物体の質量：1より大きく、速度が速くなるにつれて大きくなる因子でかけた静止質量に等しい