preexisting
adjective
pre·ex·ist·ing
ˌprē-ig-ˈzi-stiŋ 
: existing at an earlier time
a preexisting medical condition
Examples of preexisting in a Sentence
Recent Examples on the Web
On Thursday morning, an orange zone on the map suggested that the affected area was experiencing particulate matter or ozone pollution levels in the 101-150 range, and thus was unhealthy for sensitive groups such as children, older adults or those with preexisting conditions.
—
Joe Edwards, MSNBC Newsweek, 8 May 2025
The associations were strongest among people under 60, people without obesity, those with high blood pressure or two or more preexisting conditions, and women, the authors found.
—Kristen Rogers, CNN Money, 17 Apr. 2025
Death of Homestead farm worker Among others who are particularly vulnerable to high temperatures are the elderly, the very young, pregnant women, and those with preexisting medical conditions, said FIU’s Chowdhury.
—Mimi Whitefield, Miami Herald, 14 Apr. 2025
Vulnerable populations, including children, the elderly, and those with preexisting conditions, are particularly at risk.
—Dan Perry, Newsweek, 20 Feb. 2025
See All Example Sentences for preexisting
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Joe Edwards, MSNBC Newsweek, 8 May 2025
The associations were strongest among people under 60, people without obesity, those with high blood pressure or two or more preexisting conditions, and women, the authors found.
—Kristen Rogers, CNN Money, 17 Apr. 2025
Death of Homestead farm worker Among others who are particularly vulnerable to high temperatures are the elderly, the very young, pregnant women, and those with preexisting medical conditions, said FIU’s Chowdhury.
—Mimi Whitefield, Miami Herald, 14 Apr. 2025
Vulnerable populations, including children, the elderly, and those with preexisting conditions, are particularly at risk.
—Dan Perry, Newsweek, 20 Feb. 2025
See All Example Sentences for preexisting
Cite this Entry
“Preexisting.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/preexisting. Accessed 22 May. 2025.
Copy CitationMedical Definition
preexisting
adjective
pre·ex·ist·ing
ˌprē-ig-ˈzi-stiŋ
variants
or pre-existing
: existing or present earlier or before a certain point of time
In 1990, over 60 percent of group health insurance plans contained exclusions of coverage for preexisting conditions, signifying the denial of benefits for any illness present at the time the insurance is obtained.—Thomas Bodenheimer, in The New England Journal of Medicine
Thomas Bodenheimer, in The New England Journal of MedicineLove words? Need even more definitions?
Merriam-Webster unabridged
Share