Definition of colorless in English:

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Pronunciation: /ˈkələrləs/
(British colourless)


1(Especially of a gas or liquid) without color.
Example sentences
  • At room temperature and standard pressure ethers are colorless, neutral liquids with pleasant odors.
  • It is a colourless gas produced by the decay of organic matter such as raw sewage, oils, and salt water.
  • At atmospheric temperatures, ozone is a colorless gas with an odor similar to chlorine that can usually be detected at a level of about 0.01 parts per million.
uncolored, white, bleached
literary achromatic
1.1Dull or pale in hue: colorless cheeks
More example sentences
  • Her skin was incredibly pale, almost colorless, and her eyes were dull.
  • His face was nearly colorless, his skin pale and waxen.
  • Both were a deep green color that caused the grey of his eyes to appear pale and colorless in comparison.
pale, pallid, wan, anemic, bloodless, ashen, white, waxen, pasty, peaked, sickly, drained, drawn, ghostly, deathly
2Lacking distinctive character or interest; dull: the book is rather colorless, like its author
More example sentences
  • Unlike many of the colourless characters in golf, there is much more to him than putting and winning tournaments.
  • Seldom in world history can so much power have been wielded by such an apparently colourless character.
  • A couple of seasons of too much talk, too many colorless characters, and not enough action have left the show in limbo.



Example sentences
  • Her entire report was delivered colorlessly, without any shade of emotion.
  • It is constructed well enough but moves ponderously and colorlessly to its conclusion.
  • Not only is it colorlessly written but it ignores much fascinating material.

For editors and proofreaders

Syllabification: col·or·less

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