lightspeed
The speed of light (in vacuum unless another medium is specified).
Noun
- The speed of light (in vacuum unless another medium is specified).
- If we're going to a world a hundred light-years from here at near lightspeed, we spend according to our own perceptions, only a few minutes doing so and arrive only a few minutes older. - 1994, Ursula K. Le Guin, A...
- He paused, then finished, “with the drive from the Linz, he can do over 500 lightspeeds to meet us. - 2005, W. Strawn Douglas, Oracle And Other Stories, page 134:
Synonyms: speed of light
- An extremely fast speed.
- In recent years, other activist terms have followed light-speed trajectories. The term “Latinx” overtook academic institutions and briefly became fashionable in the media, still prevalent in some influential...
Synonyms: speed of light
Origin
From light + speed.