n. | 1. | The quality or state of being bright; splendor; luster; brilliancy; clearness. |
2. | Acuteness (of the faculties); sharpness 9wit. |
Noun | 1. | brightness - the location of a visual perception along the black-to-white continuum |
2. | brightness - intelligence as manifested in being quick and witty Synonyms: smartness, cleverness | |
3. | brightness - the quality of being luminous; emitting or reflecting light; "its luminosity is measured relative to that of our sun" |
(graphics) | brightness - (Or "tone", "luminance", "value", "luminosity",
"lightness") The coordinate in the HSB colour model that
determines the total amount of light in the colour. Zero
brightness is black and 100% is white, intermediate values are
"light" or "dark" colours. The other coordinates are hue and saturation. |