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

Among them is the Wellcome Leap Quantum for Bio (Q4Bio) program, where Infleqtion pioneered and demonstrated on hardware a quantum neural network approach with training on GPU and inference on QPU for biomarker discovery. — Prabhat Ranjan Mishra, Interesting Engineering, 25 Sep. 2026

Along with biotech firms researching cell aging and regeneration, the burgeoning business of longevity also includes the surge in demand for peptides, testosterone and supplements, along with IV drips, red-light therapies and biomarker trackers. — Robert Frank, CNBC, 23 Sep. 2026

Horvath spent more than a decade as a UCLA professor studying the molecular biomarker. — Hanna Wickes, Kansas City Star, 14 Sep. 2026

Clinical biomarkers and neuroimaging do not hold all the answers; many disorders—such as Alzheimer’s and some types of strokes—still require postmortem analysis for diagnostic confirmation. — The New Yorker, New Yorker, 7 Sep. 2026

Word History

First Known Use

1973, in the meaning defined above

Rhymes for biomarker

• barker
• darker
• marker
• starker

Medical 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