biomarker
noun
bio·mark·er
ˈbī-ō-ˌmär-kər 
: a distinctive biological or biologically derived indicator (such as a metabolite) of a process, event, or condition (such as aging, disease, or oil formation)
Examples of biomarker in a Sentence
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Therefore, as some biomarkers move in the wrong direction, like cytokines, this may not be telling the whole story.
—
Hannah Millington, MSNBC Newsweek, 8 Aug. 2025
The eyeball test was long our best gauge, because biomarkers like blood pressure measure health but not aging.
—Tad Friend, New Yorker, 4 Aug. 2025
Sleep apnea—a relatively common disorder where breathing repeatedly stops and starts during sleep—is now being taken seriously as a potential biomarker for a host of major health conditions, from cardiovascular disease to Alzheimer’s, even anxiety and depression.
—Anna McKie, Wired News, 30 July 2025
Once a specific biomarker is found, additional screening for that type of cancer would be done to confirm the diagnosis and start treatment.
—Nicole Villalpando, Austin American Statesman, 30 July 2025
See All Example Sentences for biomarker
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Hannah Millington, MSNBC Newsweek, 8 Aug. 2025
The eyeball test was long our best gauge, because biomarkers like blood pressure measure health but not aging.
—Tad Friend, New Yorker, 4 Aug. 2025
Sleep apnea—a relatively common disorder where breathing repeatedly stops and starts during sleep—is now being taken seriously as a potential biomarker for a host of major health conditions, from cardiovascular disease to Alzheimer’s, even anxiety and depression.
—Anna McKie, Wired News, 30 July 2025
Once a specific biomarker is found, additional screening for that type of cancer would be done to confirm the diagnosis and start treatment.
—Nicole Villalpando, Austin American Statesman, 30 July 2025
See All Example Sentences for biomarker
Cite this Entry
“Biomarker.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/biomarker. Accessed 22 Aug. 2025.
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biomarker
noun
bio·mark·er
ˈbī-ō-ˌmär-kər
: a distinctive biological or biologically derived indicator (as a biochemical metabolite in the body) of a process, event, or condition (as aging, disease, or exposure to a toxic substance)
age-related biomarkers of disease and degenerative change—Janet Raloff
Janet RaloffLove words? Need even more definitions?
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