形容詞 chromatic:

1. able to refract light without spectral color separation
2. based on a scale consisting of 12 semitones
3. being or having or characterized by hue

chro.mat.ic

adj.（形容詞）

Relating to colors or color.
色彩的：同色彩或顏色相關的
Relating to color perceived to have a saturation greater than zero.
色品的，色度的：同飽和度大于零的可見色有關
Music
【音樂】
Of, relating to, or based on the chromatic scale.
半音階的：半音階的，與半音音階有關的或為基礎的
Relating to chords or harmonies based on nonharmonic tones.
和聲的：與非和聲音程上的和音或和聲有關的

來源：
Greek khrômatikos
希臘語 khrômatikos
from khrôma khrom3t- [color]
源自 khrôma khrom3t- [色彩]

【引伸】
chromat.ically
adv.（副詞）
chromat.icism