relativistic mass

英 美
  • 相对论性质量
  • mass n.大量;块;众多adj.大规模的;群众的v.集中Mass.n.弥撒曲;弥撒
  • relativistic adj.相对的;相对论的
Noun:
  1. (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