Exfoliation can refer to: Exfoliation (botany), the loss of leaves (or, in some cases, pieces of bark) from a plant Exfoliation (cosmetology), a cosmetic technique that aims to remove dead skin from the body and face Exfoliation (geology), a process resulting in parallel fractures in the surface of rock Exfoliation corrosion (metallurgy), a severe type of intergranular corrosion Exfoliation (chemistry), the complete separation of the layers of a material Exfoliation syndrome, an eye disease .