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keratosis

[ ker-uh-toh-sis ]
/ ˌkɛr əˈtoʊ sɪs /
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noun, plural ker·a·to·ses [ker-uh-toh-seez]. /ˌkɛr əˈtoʊ siz/. Pathology.

any horny growth of keratin on the skin, as a wart.
any horny growth of keratin elsewhere, as on the tonsils.

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Also keratoma.

Origin of keratosis

First recorded in 1880–85; kerat- + -osis

OTHER WORDS FROM keratosis

ker·a·to·sic, ker·a·tot·ic [ker-uh-tot-ik], /ˌkɛr əˈtɒt ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use keratosis in a sentence

  • Keratosis of the palms and soles has also been occasionally observed, which, in rare instances, has developed into epithelioma.

    Essentials of Diseases of the Skin|Henry Weightman Stelwagon
  • Keratosis palmaris et plantaris (symmetric keratodermia), as regards the local condition, is a somewhat similar affection.

    Essentials of Diseases of the Skin|Henry Weightman Stelwagon

British Dictionary definitions for keratosis

keratosis
/ (ˌkɛrəˈtəʊsɪs) /

noun pathol

any skin condition marked by a horny growth, such as a wart
a horny growth
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for keratosis

keratosis
[ kĕr′ə-tōsĭs ]

n. pl. ker•a•to•ses (-sēz)

Excessive growth of horny tissue of the skin.

Other words from keratosis

ker′a•totic (-tŏtĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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