noun
- The location of a visual perception along a continuum from black to white.
- Intelligence as manifested in being quick and witty.
- synonyms: cleverness, smartness
- The quality of being luminous; emitting or reflecting light.
- usage: "its luminosity is measured relative to that of our sun"
- synonyms: luminosity, brightness level, luminance, luminousness, light
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). brightness. Retrieved September 20, 2026, from http://smartdefine.org/brightness/definitions/1211105 |
| Chicago | WordNet. 2010. "brightness" http://smartdefine.org/brightness/definitions/1211105 (accessed September 20, 2026). |
| Harvard | WordNet 2010, brightness, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/brightness/definitions/1211105>. |
| MLA | WordNet. "brightness" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/brightness/definitions/1211105> |