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：sphero-, spher-, -sphere-

【来源及含义】Greek: ball, round, around; globe, global; body of globular form; by extension, circular zone, circular area

【相关词根词缀】 Related ball, sphere-word units: glob-, glom-; hemoglobin-.

【同源单词】adminisphere, aerosphere, allobiosphere, anthroposphere, asphere, aspheric