Home › Words › T › trichromatismtrichromatismtrichromatism · noun — the quality, state, or phenomenon of being trichromatic.Definition from Wiktionary (CC BY-SA 3.0).Among words judged in Lexicurio's Arena, trichromatism ranks #13,793 of 42,862 for Qualifying.EtymologyFrom tri- + chromatism.nounThe quality, state, or phenomenon of being trichromatic.Definitions & examples from Wiktionary (CC BY-SA 3.0).