* * *
dys·chro·mia dis-'krō-mē-ə n abnormal pigmentation of the skin <periocular \dyschromia>
* * *
dys·chro·mia (dis-kroґme-ə) [dys- + chrom- + -ia] any disorder of pigmentation of the skin or hair, such as hyperpigmentation or hypopigmentation. Called also dyspigmentation.Medical dictionary. 2011.