Dictionary.com
Thesaurus.com

comorbidity

American  
[koh-mawr-bid-i-tee] / ˌkoʊ mɔrˈbɪd ɪ ti /

noun

  • comorbidities
    plural
  1. Medicine/Medical. the presence of two or more medical concerns in one person, which often causes additional complications or difficulties.

  2. Medicine/Medical. a medical condition which frequently co-occurs with another.


Other Word Forms

Noun Inflected Forms

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

In another analysis involving 570 people with suspected serious illness, researchers created a fragmentation comorbidity index.

From Science Daily ● Mar. 6, 2026

The company said it’s starting a Phase III program on the oral drug elecoglipron after it said obese or overweight participants with at least one comorbidity met the primary endpoint in a Phase IIb trial.

From MarketWatch ● Feb. 10, 2026

Ozempic has been approved only for type 2 diabetics, and Wegovy has been approved only for patients with a BMI above 30, or 27 if they have a weight-related comorbidity like high blood pressure.

From National Geographic ● Aug. 1, 2023

And Sharon D Clarke, as Linda, is so paradoxically shattering in her stoicism that she turns what is usually portrayed as unshakable loyalty into a kind of heedless comorbidity.

From New York Times ● Oct. 9, 2022

If he does not get the vaccine earlier due to his comorbidity, it will likely be several months before he can get it with the general population.

From Slate ● Mar. 4, 2021

Wallis said he had spoken to one woman who had been "worried sick about her child", and who said the gender service had not looked into any "of his comorbidities".

From BBC ● Sep. 1, 2026

“Not only will weight come back, comorbidities will come back, and we know from lifestyle studies … when you gain it back, you’re gaining more fat than muscle.”

From MarketWatch ● Jun. 25, 2026

"The Fontan is a lifesaving surgery, but the longer someone lives after the procedure, there is an increased chance of developing comorbidities," Simpson said.

From Science Daily ● Dec. 19, 2025

There have been several reports of pregnant women — particularly those with comorbidities — becoming critically ill from COVID-19.

From Salon ● Dec. 6, 2025

Denmark-based Novo said the acquisition would contribute to its strategy to develop medicines for people living with diabetes, obesity and their associated comorbidities.

From The Wall Street Journal ● Oct. 9, 2025

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training