(of medical conditions) present simultaneously in a patient: comorbid insomnia and anxiety; depression comorbid with phobias; diabetics with comorbid hypertension.

Origin of comorbid

1980–85; co- + morbid (in the sense “associated with or characteristic of a disease”)
Related formsco·mor·bid·i·ty, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Word Origin and History for comorbidity

1985, from co- "along with" + morbidity "diseased condition." Comorbid (adj.) is a 1990 back-formation.

Online Etymology Dictionary, © 2010 Douglas Harper

comorbidity in Medicine




A concomitant but unrelated pathological or disease process.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.