词根词缀：chromato-, chromat-, chromo-, chrom-, chro-, -chrome, -chromasia, -chromia, -chromatism, -chromatic, -chromatically, -chromy

【来源及含义】Greek: color

【同源单词】achromachia, achromacyte, achromasia, achromatic, achromatism, achromatocyte

词根词缀：ortho-, orth-

【来源及含义】Greek: right, straight, correct, true; designed to correct

【同源单词】anorthographic, anorthography, anorthopia, anorthosis, diorthosis, orthergasia