stratum spinosum epidermidis

strat·um spi·no·sum ep·i·derm·i·dis

the layer of polyhedral cells in the epidermis; shrinkage artifacts and adhesion of these cells at their desmosomal junctions gives a spiny or prickly appearance.

stra·tum spi·no·sum ep·i·derm·i·dis

(strā'tŭm spī-nō'sŭm ep-i-dĕrm'i-dis)
The layer of polyhedral cells in the epidermis; shrinkage artifacts and adhesion of these cells at their desmosomal junctions give a spiny or prickly appearance.
Synonym(s): prickle cell layer, spinous layer.