chromo

1 of 2

noun

chro·​mo ˈkrō-(ˌ)mō How to pronounce chromo (audio)
plural chromos

chromo-

2 of 2

combining form

variants or before vowels chrom-
1
a
: color : colored
chromolithograph
b
: pigment
chromogen
2
: chromium
chromaffin

Word History

Etymology

Noun

by shortening

Combining form

reduced form of chromato-, probably after words formed with the final element -chrome

First Known Use

Noun

1868, in the meaning defined above

Time Traveler
The first known use of chromo was in 1868

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Cite this Entry

“Chromo.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chromo. Accessed 1 Mar. 2025.

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