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.
Source: wiktionary
Lightspeed
Synonyms for "lightspeed" (2 found)
Ranked by relevance and common usage.
Closest matches (1)
Noun(1 words)
Related words (1)
Related word relations
OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.
Synonyms
1 entriesderived
1 entriesderived from
2 entriesis a
1 entriesrelated to
1 entriesTranslations
33 translations across 32 languages.
Albanian
1 entries- shpejtësia e dritës noun (the speed of light)
Arabic
1 entries- سُرْعَةْ اَلضَّوْء noun (the speed of light)
Breton
1 entries- tizh al luc'h noun (the speed of light)
Bulgarian
1 entries- ско́рост на светлина́та noun (the speed of light)
Chinese Mandarin
1 entries- 光速 noun (the speed of light)
Danish
1 entries- lysets hastighed noun (the speed of light)
Dutch
1 entries- snelheid van het licht noun (the speed of light)
Esperanto
1 entries- lumrapido noun (the speed of light)
Estonian
1 entries- valguse kiirus noun (the speed of light)
Finnish
1 entries- valonnopeus noun (the speed of light)
French
1 entries- vitesse de la lumière noun (the speed of light)
German
1 entries- Lichtgeschwindigkeit noun (the speed of light)
Greek
1 entries- ταχύτητα του φωτός noun (the speed of light)
Hungarian
1 entries- fénysebesség noun (the speed of light)
Icelandic
1 entries- ljóshraði noun (the speed of light)
Italian
1 entries- velocità della luce noun (the speed of light)
Japanese
1 entries- 光速 noun (the speed of light)
Korean
1 entries- 광속 noun (the speed of light)
Latin
1 entries- velocitas luminis noun (the speed of light)
Latvian
1 entries- gaismas ātrums noun (the speed of light)
Lithuanian
1 entries- šviesos greitis noun (the speed of light)
Macedonian
1 entries- брзина на светлината noun (the speed of light)
Persian
1 entries- سرعت نور noun (the speed of light)
Polish
1 entries- prędkość światła noun (the speed of light)
Portuguese
1 entries- velocidade da luz noun (the speed of light)
Romanian
1 entries- viteza luminii noun (the speed of light)
Russian
1 entries- ско́рость све́та noun (the speed of light)
Spanish
2 entries- velocidad de la luz noun (the speed of light)
- velocidad lumínica noun (the speed of light)
Swedish
1 entries- ljushastighet noun (the speed of light)
Thai
1 entries- ความเร็วแสง noun (the speed of light)
Turkish
1 entries- ışık hızı noun (the speed of light)
Vietnamese
1 entries- tốc độ ánh sáng noun (the speed of light)
Sample sentences
3 total sentences available.
He paused, then finished, “with the drive from the Linz, he can do over 500 lightspeeds to meet us.
Source: wiktionary
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 publications, like The New Yorker, even though only 3 percent of Hispanics (or Latinos, if you prefer) use it.
Source: wiktionary
Keep exploring
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.