“无色彩”的拼音为：...

属于或表明一种缺乏色度的颜色的, 如灰 、 黑或白色的;无色彩的.Color Of or indicating a color, such as gray, black, or white , that lacks hue achromatic....

“无色彩”的英语可以翻译为：achromatization ...