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.

(1999-07-05)

Source: The Free On-line Dictionary of Computing (27 SEP 03)
 

Brightness \Bright"ness\, n. [AS. beorhines. See Bright.]

1. The quality or state of being bright; splendor; luster; brilliancy; clearness. [1913 Webster]

A sudden brightness in his face appear. --Crabbe. [1913 Webster]

2. Acuteness (of the faculties); sharpness 9wit. [1913 Webster]

The brightness of his parts . . . distinguished him. --Prior. [1913 Webster]

Syn: Splendor; luster; radiance; resplendence; brilliancy; effulgence; glory; clearness. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

158 Moby Thesaurus words for "brightness": Munsell chroma, Technicolor, acuity, acuteness, adroitness, agility, alertness, aptitude, aptness, attention, attentiveness, auspiciousness, beneficence, benevolence, benignancy, benignity, blare, blaze, blazing light, blinding light, blitheness, blithesomeness, braininess, bright color, bright light, bright side, brilliance, brilliancy, brilliant light, burst of light, cheer, cheerfulness, cheeriness, cheery vein, chroma, chromatic color, chromaticity, clear thinking, cleverness, color, color quality, colorfulness, colorimetric quality, cool color, dazzling light, dexterity, docility, educability, effulgence, esprit, eupeptic mien, facility, fair weather, favorableness, flair, flamboyance, flood of light, fortunateness, fulgor, gaiety, geniality, genius, giftedness, gifts, gladness, gladsomeness, glamour, glare, glaring light, gloriousness, glory, good auspices, good cheer, good omen, gorgeousness, happiness, heavenliness, hopefulness, hue, impressionability, intelligence, intensity, keen-wittedness, keenness, lightness, luckiness, luster, malleability, mental alertness, mercurial mind, moldability, motivation, native cleverness, neutral color, nimble mind, nimble-wittedness, nimbleness, nous, optimism, plasticity, pleasantness, pliability, promptitude, promptness, propitiousness, prosperousness, punctuality, pure color, purity, quick parts, quick thinking, quick wit, quick-wittedness, quickness, radiance, radiancy, radiant splendor, ravishingness, readiness, ready wit, receptivity, refulgence, refulgency, resplendence, resplendency, richness, rosy expectation, sanguine humor, sanguineness, saturation, savvy, sharp-wittedness, sharpness, sleeplessness, smartness, smarts, splendidness, splendor, splendorousness, splendrousness, sprightly wit, streaming light, sublimity, sunniness, sunny side, susceptibility, talent, teachability, teachableness, tint, tone, trainableness, value, vividness, wakefulness, warm color, willingness, winsomeness

Source: Moby Thesaurus II by Grady Ward, 1.0
 

brightness

Source: WordNet (r) 2.0
 

Brightness \Bright"ness\, n. [AS. beorhines. See Bright.]

1. The quality or state of being bright; splendor; luster; brilliancy; clearness.

A sudden brightness in his face appear. --Crabbe.

2. Acuteness (of the faculties); sharpness 9wit.

The brightness of his parts . . . distinguished him. --Prior.

Syn: Splendor; luster; radiance; resplendence; brilliancy; effulgence; glory; clearness.

Source: Webster's Revised Unabridged Dictionary (1913)