Science. Deceleration or reduction in velocity; spec. the slowing of the motion of a planet or satellite along part of its orbit; an instance of this.
| 单词 | θ75924 |
| 释义 | the world > matter > physics > mechanics > dynamics > [noun] > speed or direction as vector quality > rate of increase of velocity > opposite of acceleration (2) retardationa1475 Science. Deceleration or reduction in velocity; spec. the slowing of the motion of a planet or satellite along part of its orbit; an instance of this. lag1855 in Physics: the retardation in a current or movement of any kind; the amount of this retardation; more widely in general use: a period of time… |
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