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

This is the promise of scientists from the Salk Institute for Biological Studies, who have discovered stress-sensitive proteins that could act as biomarkers for the disease. —Hannah Millington, MSNBC Newsweek, 12 Sep. 2025

Also, besides serving as a biomarker, brain iron may become a future therapeutic target. —Melissa Rudy, FOXNews.com, 12 Sep. 2025

This enables quantum systems to evaluate countless combinations of biomarkers, genetics and lifestyle variables at once, uncovering patterns too complex for classical algorithms. —Somnath Banerjee, Forbes.com, 11 Sep. 2025

These early localized misfolding events may become future biomarkers or serve as therapeutic entry points. —Aamir Khollam, Interesting Engineering, 11 Sep. 2025

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