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

Miranda Kerr The Aussie babe wore a more classic look with yellow and colorless diamonds, citrines, and aquamarines, which was then draped in strands of pearls and finished with a pearl tassel. — Christopher Rosa, Glamour, 22 Oct. 2026

Mid-October in New York City is often filled with gloomy gray days, and the Financial District—the Big Apple’s steely home for big business, bougie briefcases, and skyscrapers—tends to be a pretty colorless place. — Eden Stuart, Allure, 19 Oct. 2026

Over 10 days, the solution faded almost to colorless, losing nearly 90 percent of the dye. — Jacek Krywko, ArsTechnica, 15 Oct. 2026

Ketamine is generally sold illegally as either a colorless, odorless liquid or a white or off-white powder. — Christopher P. Holstege, The Conversation, 15 Oct. 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