colorless

adjective

col·​or·​less ˈkə-lər-ləs 

: lacking color: such as

a

: pallid, blanched

a colorless complexion

b

: dull, uninteresting

colorless prose

colorlessly adverb

colorlessness noun

Synonyms of colorless

• white
• transparent
• faded

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

Instead of using ink, a receipt printer applies heat to this thermal paper, causing the bisphenol and the dye to react and changing the dye from colorless to black. — Sean McCann, The Conversation, 28 Sep. 2026

The player-exclusive edition featured an all-black upper with a white midsole and colorless translucent outsole. — Ian Servantes, Footwear News, 28 Sep. 2026

Carbon monoxide is an odorless, colorless, tasteless gas produced by burning wood, gasoline, propane or other fuel. — Bestreviews, Mercury News, 3 Sep. 2026

Sophie is a wet cardigan of a protagonist—drippy, colorless and so devoid of personality that most of her exchanges with her best friend concern an actual lost cardigan. — Literary Hub, 27 Aug. 2026

Word History

First Known Use

14th century, in the meaning defined above

Kids Definition

colorless

adjective

col·​or·​less ˈkəl-ər-ləs 

1

: lacking color

a colorless liquid

2

: dull entry 1 sense 8

colorless writing

colorlessly adverb

colorlessness noun