Engelsk substantiv: light speed | |||
1. | light speed (om tid) the speed at which light travels in a vacuum; the constancy and universality of the speed of light is recognized by defining it to be exactly 299,792,458 meters per second | ||
Ord med samme betydning (synonymer) | c, speed of light | ||
Mindre spesifikke uttrykk | constant, speed, velocity | ||