tri·​chro·​mat ˈtrī-krō-ˌmat How to pronounce trichromat (audio)
: a person with trichromatism

Examples of trichromat in a Sentence

Recent Examples on the Web Take one cone away — go from being what scientists call a trichromat to a dichromat — and the number of possible combinations drops a factor of 100, to 10,000. Veronique Greenwood, Discover Magazine, 17 June 2012 The company prefers to describe its glasses as more of an assistive device for those, like Veronin, who are mild-to-moderate anomalous trichromats: the glasses should help them better discriminate colors in the red/green dimension. Jennifer Ouellette, Ars Technica, 6 Nov. 2018

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'trichromat.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


back-formation from trichromatic

First Known Use

1929, in the meaning defined above

Time Traveler
The first known use of trichromat was in 1929

Dictionary Entries Near trichromat

Cite this Entry

“Trichromat.” Dictionary, Merriam-Webster, Accessed 14 Jul. 2024.

Medical Definition


tri·​chro·​mat ˈtrī-krō-ˌmat, (ˈ)trī-ˈ How to pronounce trichromat (audio)
: an individual with normal color vision requiring that three primary colors be mixed in order to match the perceived spectrum
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