noun Pathology.

inflammation of the vermiform appendix.

Origin of appendicitis

1885–90, Americanism; < New Latin, equivalent to Latin appendic- (stem of appendix) appendix + New Latin -ītis -itis
Related formspseu·do·ap·pen·di·ci·tis, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for appendicitis

Historical Examples of appendicitis

  • How can you tell the difference between colic and appendicitis?

    A Handbook of Health

    Woods Hutchinson

  • No; but you ought to be carried some place where you can have a doctor, if it's appendicitis.

  • "I believe he's got appendicitis," announced Fitz, gazing up at us.

  • My brother had appendicitis, and that's how they went to work on him.

  • It is an event in the voyage, just as the appendicitis operation is an event in life.


    Julian Street

British Dictionary definitions for appendicitis



inflammation of the vermiform appendix
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 appendicitis

1886, from Latin stem of appendix + -itis.

Online Etymology Dictionary, © 2010 Douglas Harper

appendicitis in Medicine




Inflammation of the vermiform appendix.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

appendicitis in Science



Inflammation of the appendix, usually caused by a blockage or infection.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

appendicitis in Culture


The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.