: a horny projection on the skin usually of the extremities produced by proliferation of the skin papillae and caused by any of numerous human papillomaviruses

called also verruca vulgaris

: any of numerous similar skin lesions not caused by viruses
: an excrescence or protuberance resembling a true wart
especially : a glandular excrescence or hardened protuberance on a plant
: one that suggests a wart especially in smallness, unpleasantness, or unattractiveness
: defect, imperfection
often used in the phrase warts and all
warted adjective
wartless adjective
warty adjective

Example Sentences

Recent Examples on the Web Duct tape occlusion therapy was significantly more effective than cryotherapy for treatment of the common wart. Seriously Science, Discover Magazine, 25 Aug. 2017 Brown and wart-covered, four poisonous individuals stared out of their tank with a torpidity that belied the havoc their species has wrought. Frances Vinall, Washington Post, 26 May 2022 For quicker results, a dermatologist can burn off a wart with liquid nitrogen or remove it surgically. Washington Post, 17 Dec. 2021 In the Mach-E, however, there is a camera wart on the steering column. K.c. Colwell, Car and Driver, 6 Aug. 2021 They are intended to increase the immune system activity locally in and around the wart. Dr. Keith Roach, oregonlive, 8 June 2021 The unraveling inning revealed another Padres offensive wart. Bryce Miller Columnist, San Diego Union-Tribune, 21 Apr. 2021 My finger looked like a huge, black, puss-oozing wart. Keith Mccafferty, Field & Stream, 23 July 2014 But as happens so often during the draft process, warts began to appear on the top prospect. Creg Stephenson | Cstephenson@al.com, al, 22 Apr. 2020 See More

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

Word History


Middle English, from Old English wearte; akin to Old High German warza wart, Old Church Slavonic vrědŭ injury

First Known Use

before the 12th century, in the meaning defined at sense 1a

Time Traveler
The first known use of wart was before the 12th century

Dictionary Entries Near wart

Cite this Entry

“Wart.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/wart. Accessed 27 Jan. 2023.

Kids Definition


: a small hard growth on the skin often caused by a virus
: something that sticks out (as on a plant) and resembles a wart
warty adjective

Medical Definition


: a horny projection on the skin usually of the extremities produced by proliferation of the skin papillae and caused by any of numerous genotypes of the human papillomavirus see flat wart, genital wart, plantar wart, verruca vulgaris
: any of numerous warty skin lesions not caused by human papillomaviruses
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Commonly Confused Words Quiz

  • vector image of a face with thought expression
  • I went to the ______ store to buy a birthday card.
True or False

Test your knowledge - and maybe learn something along the way.

Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?