TRICHROISM
Tri"chro*ism, n. Etym: [Pref. tri- + Gr. trichroïsme.] (Min.)
Defn: The quality possessed by some crystals of presenting different colors in three different directions.
TRICHROMATIC
Tri`chro*mat"ic, a. Etym: [Pref. tri- + chromatic.] (Zoöl.)
Defn: Having or existing in three different phases of color; having three distinct color varieties; — said of certain birds and insects.
TRICHROMATISM
Tri*chro"ma*tism, n. (Zoöl.)
Defn: The quality, state, or phenomenon of being trichromatic.
TRICHROMIC
Tri*chro"mic, a. Etym: [Pref. tri- + Gr. (Opt.)
Defn: If, pertaining to, or consisting of, three colors or color sensations.
TRICHROMIC
Tri*chro"mic, a. Etym: [Pref. tri- + chromic.] (Chem.)
Defn: Containing three atoms of chromium.