English dictionary, thesaurus, translations & etymology
FreeDict.com

lightspeed in French

lightspeed in French is vitesse de la lumière.

lightspeed in French

vitesse de la lumière
noun
The speed of light (in vacuum unless another medium is specified).
Vocabulary Flow
Learn more English words in French.
Vocabulary Flow serves English words with the French meaning, one at a time — pronunciation and an example each time. Scroll it either direction.
Learn English in French

Common French translations

Frequently asked questions

What is "lightspeed" in French?

"lightspeed" in French is vitesse de la lumière.

Study it as flashcards or scroll it in Vocabulary Flow — saved to your collection.
Translations from WikDict, CC BY-SA · example sentences from Tatoeba, CC BY 2.0 FR.