English
Detailed Synonyms for speed of light in English
speed of light:
speed of light [the ~] nomen
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the speed of light
– 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 1the speed of light; the c; the light speed– 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 1