What does "acanthosis" mean?

A benign abnormal thickening of the stratum spinosum, or prickle cell, layer of the epidermis.

What is a synonym for "acanthosis"?

Common synonyms include: epidermal hyperplasia, epidermal thickening, skin thickening.

Pronounced //æˌkænˈθoʊ.sɪs//.

/æˌkænˈθoʊ.sɪs/ noun

noun ·Rare ·Advanced level

Noun

1
A benign abnormal thickening of the stratum spinosum, or prickle cell, layer of the epidermis.
2
an abnormal but benign thickening of the prickle-cell layer of the skin (as in psoriasis) wordnet

From acanth- + -osis (“diseased condition”).