pre·​can·​cer·​ous | \ (ˌ)prē-ˈkan(t)s-rəs How to pronounce precancerous (audio) , -ˈkan(t)-sə- \

Definition of precancerous

: tending to become cancerous a precancerous lesion

Examples of precancerous in a Sentence

Recent Examples on the Web Shortly thereafter, doctors put him on voice rest upon discovering precancerous dysplasia on his vocal cords that required surgery. al, 12 Mar. 2022 If a screening identifies precancerous polyps, however, your doctor may schedule an earlier follow-up as early as every one to three years. Jocelyn Solis-moreira,, 2 Feb. 2022 Also, there’s a risk that a cancerous or precancerous mole will go unrecognized. Washington Post, 17 Dec. 2021 These tests detect blood in the stool, something that can be a sign of cancer or precancerous polyps. Cassandra Willyard, Scientific American, 12 Nov. 2021 Subsequent screenings for both Brett and his brothers discovered precancerous polyps. Taayoo Murray,, 9 Dec. 2021 But his test turned up an unexpected precancerous polyp. Usha Lee Mcfarling, Scientific American, 12 Nov. 2021 Not all papilloma growths are cancerous, but Dr. Fisher says about 10 to 15% of them may harbor a malignancy or precancerous cells. Ashley Abramson,, 5 Oct. 2021 Clinton has a history of health troubles: struggles with his weight and high cholesterol, a benign cyst removed from his chest in 1995 and a precancerous lesion removed from his nose the following year. Seema Mehta, Los Angeles Times, 16 Oct. 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'precancerous.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of precancerous

1879, in the meaning defined above

History and Etymology for precancerous

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The first known use of precancerous was in 1879

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Last Updated

25 Mar 2022

Cite this Entry

“Precancerous.” Dictionary, Merriam-Webster, Accessed 19 May. 2022.

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More Definitions for precancerous


pre·​can·​cer·​ous | \ -ˈkan(t)s-(ə-)rəs How to pronounce precancerous (audio) \

Medical Definition of precancerous

: tending to become cancerous : premalignant a precancerous lesion


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