527 Group â A tax-exempt group organized under section 527 of the Internal Revenue Code to raise money for political activities. These groups are typically parties, candidates, committees or associations organized for the purpose of influencing an issue, policy, appointment or election, be it federal, state or local.
Noun. 1. trichromacy-the normal ability to see colors. chromatic vision, color vision. visual modality, visual sense, vision, sight-the ability to see; the visual faculty.
Definition of chromatic. 1  1a : of or relating to color or color phenomena or sensationsb : highly colored. 2  2 : of or relating to chroma. 3  3a : of, relating to, or giving all the tones of the chromatic scaleb : characterized by frequent use of accidentals.