Engelsk navneord: speed of light | |||
1. | speed of light (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 | ||
Termer med samme betydning (synonymer) | c, light speed | ||
Mindre specifikke termer | constant, speed, velocity | ||