trichromatic
adjective
tri·chro·mat·ic
ˌtrī-krō-ˈma-tik 
1
: of, relating to, or consisting of three colors
trichromatic light
2
a
: relating to or being the theory that human color vision involves three types of retinal sensory receptors
b
: characterized by trichromatism
trichromatic vision
Examples of trichromatic in a Sentence
Recent Examples on the Web
But their gray world is rich in attributes that might otherwise pale in our trichromatic, million-color world.
—
Kanya Kanchana,
Longreads,
15 Oct. 2024
About 30 million years ago, one of our primate ancestors’ cones split into two — red- and green-detecting — which, together with the existing blue-detecting cone, give us trichromatic vision.
—
Quanta Magazine,
12 July 2016
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Kanya Kanchana,
Longreads,
15 Oct. 2024
About 30 million years ago, one of our primate ancestors’ cones split into two — red- and green-detecting — which, together with the existing blue-detecting cone, give us trichromatic vision.
—
Quanta Magazine,
12 July 2016
Cite this Entry
“Trichromatic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trichromatic. Accessed 5 Jul. 2026.
Copy CitationMedical Definition
trichromatic
adjective
tri·chro·mat·ic
ˌtrī-krō-ˈmat-ik
1
: of, relating to, or consisting of three colors
trichromatic light
2
a
: relating to or being the theory that human color vision involves three types of retinal sensory receptors
b
: characterized by trichromatism
trichromatic vision
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