[ uhl-suh-reyt ]
/ ˈʌl səˌreɪt /

verb (used without object), ul·cer·at·ed, ul·cer·at·ing.

to form an ulcer; become ulcerous: His skin ulcerated after exposure to radioactive material.

verb (used with object), ul·cer·at·ed, ul·cer·at·ing.

to cause an ulcer on or in: Continued worry ulcerated his stomach.

Origin of ulcerate

1375–1425; late Middle English < Latin ulcerātus (past participle of ulcerāre to make sore), equivalent to ulcer- (see ulcer) + -ātus -ate1

Related forms

ul·cer·a·tion, nounun·ul·cer·at·ed, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for ulcerate

British Dictionary definitions for ulcerate


/ (ˈʌlsəˌreɪt) /


to make or become ulcerous

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

Medicine definitions for ulcerate


[ ŭlsə-rāt′ ]


To develop an ulcer; become ulcerous.

Related forms

ulcer•a′tive (-sə-rā′tĭv, -sər-ə-tĭv) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.