a. 透过皮肤发生作用的, 涂在皮肤上的, 皮下的

[医] 经皮肤的(吸收)

[ adj ]
acting by absorption through the skin
<adj.pert>
endermic ointment

Endermic \En*der"mic\, a. [Gr. ? in + ? skin.] (Med.)
Acting through the skin, or by direct application to the
skin.

{Endermic method}, that in which the medicine enters the
system through the skin, being applied either to the sound
skin, or to the surface denuded of the cuticle by a
blister.