Definitions
1.nounThe outermost layer of the skin of vertebrates; the epidermis.
2.nounThe strip of hardened skin at the base and sides of a fingernail or toenail.
3.nounDead or cornified epidermis.
4.nounA noncellular protective covering outside the epidermis of many invertebrates and plants.
5.nounA thin skin formed on the surface of a liquid.