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See more synonyms for lightness on Thesaurus.com
  1. the state or quality of being light in weight: the amazing lightness of the new metal.
  2. the quality of being agile, nimble, or graceful.
  3. lack of pressure or burdensomeness.
  4. lack of seriousness; levity in actions, thoughts, or speech: That kind of lightness seemed out of place.
  5. gaiety of manner, speech, style, etc.; cheerfulness: His lightness was just what the party needed.
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Origin of lightness1

1175–1225; Middle English. See light2, -ness


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  1. the state or quality of being light or illuminated.
  2. thin or pale coloration.
  3. the relative degree to which an object reflects light, especially light of complementary or nearly complementary colors.
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Origin of lightness2

before 1050; Middle English; Old English līhtness. See light1, -ness
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

sparkle, brightness, delicacy, nimbleness, shine, light, flash, blaze, glow, thinness, airiness, fluffiness, deftness, balance, grace, sheerness

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British Dictionary definitions for lightness


  1. the attribute of an object or colour that enables an observer to judge the extent to which the object or colour reflects or transmits incident lightSee also colour
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for lightness


"quality of having little weight," late Old English, from light (adj.1) + -ness.

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Online Etymology Dictionary, © 2010 Douglas Harper