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ulcerative

American  
[uhl-suh-rey-tiv, -ser-uh-tiv] / ˈʌl səˌreɪ tɪv, -sər ə tɪv /

adjective

  1. causing ulceration.

  2. of the nature of or characterized by ulceration.


ulcerative British  
/ ˈʌlsərətɪv /

adjective

  1. of, relating to, or characterized by ulceration

    ulcerative colitis

"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

Other Word Forms

Etymology

Origin of ulcerative

1565–75; < Medieval Latin ulcerātīvus, equivalent to Latin ulcerāt ( us ) ( see ulcerate) + -īvus -ive

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.

Abivax’s primary drug, obefazimod for ulcerative colitis, is in late-stage clinical trials and not yet approved for sale.

From Barron's • Jan. 12, 2026

J&J is already working with Protagonist to develop an oral treatment for immune diseases including plaque psoriasis and ulcerative colitis and has the exclusive rights to commercialize the product.

From The Wall Street Journal • Oct. 10, 2025

She won all three of her professional fights, between October 2021 and October 2022, later revealing she did so while suffering from what was eventually diagnosed as ulcerative colitis.

From Los Angeles Times • May 23, 2025

Fariba had lived with ulcerative colitis since she was 18, when three-quarters of her bowel were removed.

From BBC • Jan. 29, 2025

His most troubling conditions were a strangely recurrent viral pneumonia, chronic sinusitis, and the ulcerative colitis that had laid him low the weekend before his scheduled testimony against Oppenheimer.

From "Big Science" by Michael Hiltzik

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