Skip to Content
Medical Term:


Pronunciation: per'i-derm, -i-der'ma

Definition: The outermost layer of the epidermis of the embryo and fetus to the sixth month of intrauterine life; desquamated peridermal cells are a considerable component of the vernix caseosa.

Synonym(s): epitrichium

[peri- + G. derma, skin]

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.