The meaning of LIGHTNESS is the quality or state of being illuminated. How to use lightness in a sentence.

Lightness is a visual perception of the luminance of an object. It is often judged relative to a similarly lit object. In colorimetry and color appearance models, lightness is a prediction of how an illuminated …

LIGHTNESS definition: 1. the state of being light 2. the state of being light. Learn more.

1. the state or quality of being light or illuminated. 2. a thin or pale coloration. n. 1. the state or quality of being light in weight. 2. the quality of being agile, nimble, or graceful. 3. lack of pressure or …

Definition of lightness noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

There are five meanings listed in OED's entry for the noun lightness, two of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

the quality of being agile, nimble, or graceful. lack of pressure or burdensomeness. lack of seriousness; levity in actions, thoughts, or speech: That kind of lightness seemed out of place. gaiety of manner, …

Nov 12, 2025 · lightness (uncountable) The state of having little (or less) weight, or little force. quotations

LIGHTNESS definition: the state or quality of being light lights in weight. See examples of lightness used in a sentence.

Dec 29, 2025 · Light, electromagnetic radiation that can be detected by the human eye.