Definition
Acanthotic describes a thickening of the prickle cell layer (stratum spinosum) in the skin. Imagine your skin having extra layers of spiky cells. It's like adding extra padding, but on a microscopic level. This thickening can occur due to various skin conditions. It is not a disease in itself, but rather a descriptive term for a histological finding. It's something a doctor might find when examining a skin sample under a microscope. Acanthosis indicates an increase in cell growth within the epidermis.