Lux
name, noun, verb ·Uncommon ·Advanced level
Definitions
- 1 In the International System of Units, the derived unit of illuminance or illumination; one lumen per square metre. Symbol: lx
"Some volunteers slept in ambient light of about 100 lux and some in only 3 lux, which is close to total darkness."
- 2 a unit of illumination equal to 1 lumen per square meter; 0.0929 foot candle wordnet
- 1 To dislocate; to luxate. obsolete, transitive
"and as I reel'd I fell, / Lux'd the neck-joint—my soul descends to hell."
- 1 A surname.
Example
More examples"Among works competing for prizes are U.S. director Tanya Wexler's "Hysteria" about the invention of the vibrator in Victorian England; "Hotel Lux" by German director Leander Haussmann; and psycho-thriller "Babycall" by Norwegian director Pal Sletaune."
Etymology
Borrowed from Latin lūx (“light”), from Proto-Indo-European *lewk- (“white; light; bright”). Cognates include Ancient Greek λευκός (leukós, “white, blank, light, bright, clear”), Ancient Greek λύκη (lúkē, “light, morning twilight”), Sanskrit रोचते (rocate), Middle Persian 𐭩𐭥𐭬 (rōz, “day”) and Old English lēoht (noun) (English light).
Compare French luxer. See luxate.
Related phrases
More for "lux"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.