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
Recent Examples on the Web
Proponents of emerging technologies—cell-free-DNA assays, novel biomarkers, whole-body imaging—argue that traditional standards set an impossibly high bar.
—
Siddhartha Mukherjee, New Yorker, 16 June 2025
The study also underlines the value of the PET scan tracers as potential biomarkers, which could guide diagnosis and treatment years before traditional symptoms arise.
—Jenny Lehmann, Discover Magazine, 9 June 2025
The novel dental floss, the scientists say, could be extended beyond cortisol to detect other salivary biomarkers, such as estrogen for fertility tracking, glucose for diabetes monitoring and even markers for cancer — turning a simple daily act into a broader health check-in.
—Leslie Katz, Forbes.com, 28 May 2025
The intensity of the color indicates the concentration of the corresponding biomarker; the higher the concentration, the darker the color.
—Paul McClure 01, New Atlas, 1 June 2025
See All Example Sentences for biomarker
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.
Siddhartha Mukherjee, New Yorker, 16 June 2025
The study also underlines the value of the PET scan tracers as potential biomarkers, which could guide diagnosis and treatment years before traditional symptoms arise.
—Jenny Lehmann, Discover Magazine, 9 June 2025
The novel dental floss, the scientists say, could be extended beyond cortisol to detect other salivary biomarkers, such as estrogen for fertility tracking, glucose for diabetes monitoring and even markers for cancer — turning a simple daily act into a broader health check-in.
—Leslie Katz, Forbes.com, 28 May 2025
The intensity of the color indicates the concentration of the corresponding biomarker; the higher the concentration, the darker the color.
—Paul McClure 01, New Atlas, 1 June 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 30 Jun. 2025.
Copy CitationMedical Definition
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?
Merriam-Webster unabridged
Share