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keratosis

[ker-uh-toh-sis]

noun

Pathology.

plural

keratoses 
  1. any horny growth of keratin on the skin, as a wart.

  2. any horny growth of keratin elsewhere, as on the tonsils.



keratosis

/ ˌkɛrəˈtəʊsɪs /

noun

  1. any skin condition marked by a horny growth, such as a wart

  2. 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
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Other Word Forms

  • keratosic adjective
  • keratotic adjective
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Word History and Origins

Origin of keratosis1

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

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In an exploratory operation, doctors at St George's found keratosis - lesions or white patches on the vocal chords in Tyler's throat - due to the growth of the protein keratin, usually found in skin and hair.

Read more on BBC

O’Conner said in a memo released by the White House that a biopsy showed that the legion was seborrheic keratosis, a “very common, totally harmless, non-cancerous growth.”

Read more on Seattle Times

Leukoplakia, also called 'smokers keratosis', can be caused by repeated injury and irritation or exposure to smoking and alcohol.

Read more on Reuters

Q: Is there a natural way to get rid of seborrheic keratosis?

Read more on Seattle Times

“It’s a noncancerous seborrheic keratosis, but our guy has to wait six weeks for a doctor’s appointment and spends that time moping around, wishing he’d stopped to smell the roses more often.”

Read more on Washington Post

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keratosekeratotomy