speed_of_light has definitions from the fields of physics,mathematics
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[ noun ] (physics,mathematics) 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

Synonyms

c light_speed

Used in print

(Philip Jos‚ Farmer, The Lovers....)

The Gabriel pointed towards her destination and , under one gee acceleration , began to build_up towards her ultimate velocity , 99.1 percent of the speed_of_light .

Related terms

speed constant

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