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WordNet-Online
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Noun brightness has 3 senses
- brightness - the location of a visual perception along the black-to-white continuum
--1 is a kind of light, lightness
Antonyms: dullness, dulness
--1 has particulars: | | glare, blaze, brilliance; dazzle; glitter, glister, glisten, scintillation, sparkle; flash; glint; opalescence, iridescence; radiance, radiancy, shine, effulgence, refulgence, refulgency; luster, lustre, brilliancy, splendor, splendour |
- brightness, cleverness, smartness - intelligence as manifested in being quick and witty
--2 is a kind of intelligence
- luminosity, brightness, brightness level, luminance, luminousness, light - the quality of being luminous; emitting or reflecting light; "its luminosity is measured relative to that of our sun"
--3 is a kind of physical property
--3 has particulars:
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