[uhl-ser-uh s]


of the nature of an ulcer; characterized by the formation of ulcers.
affected with an ulcer or ulcers.

Origin of ulcerous

1570–80; < Latin ulcerōsus full of sores, ulcerous, equivalent to ulcer- a sore, ulcer + -ōsus -ous
Related formsul·cer·ous·ly, adverbul·cer·ous·ness, nounnon·ul·cer·ous, adjectivenon·ul·cer·ous·ly, adverbnon·ul·cer·ous·ness, nounun·ul·cer·ous, adjectiveun·ul·cer·ous·ly, adverbun·ul·cer·ous·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for ulcerous

cankerous, ulcerated

Examples from the Web for ulcerous

Historical Examples of ulcerous

British Dictionary definitions for ulcerous



relating to, characteristic of, or characterized by an ulcer or ulcers
being or having a corrupting influence
Derived Formsulcerously, adverbulcerousness, noun
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

Word Origin and History for ulcerous

1570s, from Latin ulcerosus, from ulcer (see ulcer).

Online Etymology Dictionary, © 2010 Douglas Harper

ulcerous in Medicine




Of the nature of ulcers or an ulcer.
Having ulcers or an ulcer.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.