lichenification

[ lahy-ken-uh-fi-key-shuhn ]
/ laɪˌkɛn ə fɪˈkeɪ ʃən /

noun Medicine/Medical.

a leathery hardening of the skin, usually caused by chronic irritation.
a patch of skin so hardened.

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Origin of lichenification

First recorded in 1890–95; lichen + -i- + -fication
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Medical definitions for lichenification

lichenification
[ lī-kĕn′ə-fĭ-kāshən, lī′kə-nə- ]

n.

Thickening of the skin with hyperkeratosis caused by chronic inflammation resulting from prolonged scratching or irritation.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.