Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
illumination unit | Yes | No | No | No |
lambert | Yes | No | No | No |
illumination unit (noun) | lambert (noun) |
---|---|
a measure of illumination | a cgs unit of illumination equal to the brightness of a perfectly diffusing surface that emits or reflects one lumen per square centimeter |