Breadcrumb Home > Dictionary > Index A Cite autoimmune disease: Meaning and Definition of Find definitions for: autoimmune' disease" Pronunciation: [key] — Pathol. Pathol. a disease resulting from a disordered immune reaction in which antibodies are produced against one's own tissues, as systemic lupus erythematosus or rheumatoid arthritis. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. autoimmune autoimmunization TrendingHere are the facts and trivia that people are buzzing about. January 2021 Current Events: US News The Holocaust (1933–1945) Chinese New Year History, Meaning, and Celebrations Noble Titles and Ranks in a Monarchy The 5 Best Air Purifiers of 2020 Inaugural Trivia Related Content Daily Word Quiz: subrosa Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language