Brightness meaning

What does “brightness” mean? Definitions, examples, synonyms and opposites.

“brightness” is a noun with 3 meanings. Its most common meaning is: the location of a visual perception along a continuum from black to white.

brightness

the location of a visual perception along a continuum from black to white
Oppositesdullness
intelligence as manifested in being quick and witty
Synonymscleverness smartness
the quality of being luminous; emitting or reflecting light
“its luminosity is measured relative to that of our sun”
Synonymsluminosity brightness level luminance luminousness light

Source: WordNet 3.1, Princeton University