Lumen Meaning in French

You have searched the English word Lumen meaning in French lumen. Lumen meaning has been search 2962 (two thousand nine hundred and sixty-two) times till 4/17/2024. You can also find Lumen meaning and Translation in Urdu, Hindi, Arabic, Spanish, French and other languages.

1. (n.) A unit of light flux, being the flux through one square meter of surface the illumination of which is uniform and of unit brightness.
2. (n.) An opening, space, or cavity, esp. a tubular cavity; a vacuole.
3. (n.) A unit of illumination, being the amount of illumination of a unit area of spherical surface, due to a light of unit intensity placed at the center of the sphere.