Lightspeed
Speed of light and lightspeed are semantically related. In some cases you can replace phrase "Speed of light" with "Lightspeed", this terms are similar.
Speed of light
Speed of light noun - 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.
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Synonyms for Speed of light
Lightspeed and speed of light are semantically related. You can use "Lightspeed" instead a noun phrase "Speed of light".
Mutual synonyms
Cite this Source
Speed of light and Lightspeed. (2017). Retrieved 2026, July 21, from https://thesaurus.plus/related/lightspeed/speed_of_light
Lightspeed & Speed of light. N.p., 2017. Web. 21 Jul. 2026. <https://thesaurus.plus/related/lightspeed/speed_of_light>.
Speed of light or Lightspeed. 2017. Accessed July 21, 2026. https://thesaurus.plus/related/lightspeed/speed_of_light.
