colorless

adjective

col·​or·​less ˈkə-lər-ləs How to pronounce colorless (audio)
Synonyms of colorlessnext
: lacking color: such as
a
: pallid, blanched
a colorless complexion
b
: dull, uninteresting
colorless prose
colorlessly adverb
colorlessness noun

Synonyms of colorless

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Examples of colorless in a Sentence

since we can't decide what color to paint the doghouse, our latest home project remains colorless for the time being page after page of colorless prose without even one neat turn of phrase
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Carbon monoxide is colorless and odorless. — Doug Ross, Chicago Tribune, 16 June 2026 One key difference comes in the form of a new translucent blue outsole, which won’t be prone to the same yellowing as the colorless rubber used 16 years ago. — Ian Servantes, Footwear News, 3 June 2026 Margarine is naturally colorless, but producers add synthetic beta-carotene to it to mimic the color of butter. — Rosemary Trout, Scientific American, 27 June 2026 Margarine is naturally colorless, but producers add synthetic beta-carotene to it to mimic the color of butter. — Rosemary Trout, The Conversation, 10 June 2026 See All Example Sentences for colorless

Word History

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of colorless was in the 14th century

Browse Nearby Words

color lake
colorless
colorless corpuscle
See all Nearby Words

Cite this Entry

“Colorless.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/colorless. Accessed 7 Jul. 2026.

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Kids Definition

colorless

adjective
col·​or·​less ˈkəl-ər-ləs How to pronounce colorless (audio)
1
: lacking color
a colorless liquid
2
: dull entry 1 sense 8
colorless writing
colorlessly adverb
colorlessness noun

More from Merriam-Webster on colorless

Nglish: Translation of colorless for Spanish Speakers

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